diff --git a/docs/bench/ach/data.js b/docs/bench/ach/data.js
index 76d1ce6..4a13436 100644
--- a/docs/bench/ach/data.js
+++ b/docs/bench/ach/data.js
@@ -1,5 +1,5 @@
 window.BENCHMARK_DATA = {
-  "lastUpdate": 1734916094929,
+  "lastUpdate": 1735002413106,
   "repoUrl": "https://github.com/moov-io/benchmarks",
   "entries": {
     "moov-io/ach Benchmarks": [
@@ -56810,6 +56810,682 @@ window.BENCHMARK_DATA = {
             "extra": "42701060 times\n4 procs"
           }
         ]
+      },
+      {
+        "commit": {
+          "author": {
+            "name": "github-action-benchmark",
+            "username": "github",
+            "email": "github@users.noreply.github.com"
+          },
+          "committer": {
+            "name": "github-action-benchmark",
+            "username": "github",
+            "email": "github@users.noreply.github.com"
+          },
+          "id": "c6ea9a98f29583d794ba3107a0407fd8a4bcfdf1",
+          "message": "add moov-io/watchman Benchmarks (go) benchmark result for cb627b587491f93c509f532fb50549337c3125fd",
+          "timestamp": "2024-12-23T12:22:58Z",
+          "url": "https://github.com/moov-io/benchmarks/commit/c6ea9a98f29583d794ba3107a0407fd8a4bcfdf1"
+        },
+        "date": 1735002413074,
+        "tool": "go",
+        "benches": [
+          {
+            "name": "BenchmarkBuildFile",
+            "value": 12463,
+            "unit": "ns/op\t    9674 B/op\t      99 allocs/op",
+            "extra": "98250 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkBuildFile - ns/op",
+            "value": 12463,
+            "unit": "ns/op",
+            "extra": "98250 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkBuildFile - B/op",
+            "value": 9674,
+            "unit": "B/op",
+            "extra": "98250 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkBuildFile - allocs/op",
+            "value": 99,
+            "unit": "allocs/op",
+            "extra": "98250 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDDebitRead",
+            "value": 40039,
+            "unit": "ns/op\t   21523 B/op\t      61 allocs/op",
+            "extra": "29970 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDDebitRead - ns/op",
+            "value": 40039,
+            "unit": "ns/op",
+            "extra": "29970 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDDebitRead - B/op",
+            "value": 21523,
+            "unit": "B/op",
+            "extra": "29970 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDDebitRead - allocs/op",
+            "value": 61,
+            "unit": "allocs/op",
+            "extra": "29970 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkWEBDebitRead",
+            "value": 72398,
+            "unit": "ns/op\t   25388 B/op\t     136 allocs/op",
+            "extra": "16597 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkWEBDebitRead - ns/op",
+            "value": 72398,
+            "unit": "ns/op",
+            "extra": "16597 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkWEBDebitRead - B/op",
+            "value": 25388,
+            "unit": "B/op",
+            "extra": "16597 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkWEBDebitRead - allocs/op",
+            "value": 136,
+            "unit": "allocs/op",
+            "extra": "16597 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDDebitFixedLengthRead",
+            "value": 30364,
+            "unit": "ns/op\t   20931 B/op\t      54 allocs/op",
+            "extra": "39336 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDDebitFixedLengthRead - ns/op",
+            "value": 30364,
+            "unit": "ns/op",
+            "extra": "39336 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDDebitFixedLengthRead - B/op",
+            "value": 20931,
+            "unit": "B/op",
+            "extra": "39336 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDDebitFixedLengthRead - allocs/op",
+            "value": 54,
+            "unit": "allocs/op",
+            "extra": "39336 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead",
+            "value": 292226,
+            "unit": "ns/op\t   56272 B/op\t     743 allocs/op",
+            "extra": "3942 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead - ns/op",
+            "value": 292226,
+            "unit": "ns/op",
+            "extra": "3942 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead - B/op",
+            "value": 56272,
+            "unit": "B/op",
+            "extra": "3942 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead - allocs/op",
+            "value": 743,
+            "unit": "allocs/op",
+            "extra": "3942 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead2",
+            "value": 290722,
+            "unit": "ns/op\t   56272 B/op\t     743 allocs/op",
+            "extra": "3944 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead2 - ns/op",
+            "value": 290722,
+            "unit": "ns/op",
+            "extra": "3944 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead2 - B/op",
+            "value": 56272,
+            "unit": "B/op",
+            "extra": "3944 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead2 - allocs/op",
+            "value": 743,
+            "unit": "allocs/op",
+            "extra": "3944 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead3",
+            "value": 99827,
+            "unit": "ns/op\t   27428 B/op\t     199 allocs/op",
+            "extra": "12381 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead3 - ns/op",
+            "value": 99827,
+            "unit": "ns/op",
+            "extra": "12381 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead3 - B/op",
+            "value": 27428,
+            "unit": "B/op",
+            "extra": "12381 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkACHFileRead3 - allocs/op",
+            "value": 199,
+            "unit": "allocs/op",
+            "extra": "12381 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDWrite",
+            "value": 43298,
+            "unit": "ns/op\t   31569 B/op\t     129 allocs/op",
+            "extra": "27816 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDWrite - ns/op",
+            "value": 43298,
+            "unit": "ns/op",
+            "extra": "27816 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDWrite - B/op",
+            "value": 31569,
+            "unit": "B/op",
+            "extra": "27816 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDWrite - allocs/op",
+            "value": 129,
+            "unit": "allocs/op",
+            "extra": "27816 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkLargeWEBWrite",
+            "value": 210994,
+            "unit": "ns/op\t   53858 B/op\t    2040 allocs/op",
+            "extra": "5737 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkLargeWEBWrite - ns/op",
+            "value": 210994,
+            "unit": "ns/op",
+            "extra": "5737 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkLargeWEBWrite - B/op",
+            "value": 53858,
+            "unit": "B/op",
+            "extra": "5737 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkLargeWEBWrite - allocs/op",
+            "value": 2040,
+            "unit": "allocs/op",
+            "extra": "5737 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkFileWriteErr",
+            "value": 5405,
+            "unit": "ns/op\t    6145 B/op\t      25 allocs/op",
+            "extra": "217543 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkFileWriteErr - ns/op",
+            "value": 5405,
+            "unit": "ns/op",
+            "extra": "217543 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkFileWriteErr - B/op",
+            "value": 6145,
+            "unit": "B/op",
+            "extra": "217543 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkFileWriteErr - allocs/op",
+            "value": 25,
+            "unit": "allocs/op",
+            "extra": "217543 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkIATWrite",
+            "value": 147806,
+            "unit": "ns/op\t   57105 B/op\t     610 allocs/op",
+            "extra": "7515 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkIATWrite - ns/op",
+            "value": 147806,
+            "unit": "ns/op",
+            "extra": "7515 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkIATWrite - B/op",
+            "value": 57105,
+            "unit": "B/op",
+            "extra": "7515 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkIATWrite - allocs/op",
+            "value": 610,
+            "unit": "allocs/op",
+            "extra": "7515 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDIATWrite",
+            "value": 231380104,
+            "unit": "1210428822412250106A094101Federal Reserve Bank   My Bank Name                   ",
+            "extra": "101 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDIATWrite - 1210428822412250106A094101Federal",
+            "value": 231380104,
+            "unit": "1210428822412250106A094101Federal",
+            "extra": "101 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDIATWrite - Bank",
+            "value": null,
+            "unit": "Bank",
+            "extra": "101 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDIATWrite - Bank",
+            "value": null,
+            "unit": "Bank",
+            "extra": "101 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkPPDIATWrite - ",
+            "value": null,
+            "unit": "",
+            "extra": "101 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkAlphaFieldShort",
+            "value": 1246,
+            "unit": "ns/op\t      96 B/op\t       4 allocs/op",
+            "extra": "927134 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkAlphaFieldShort - ns/op",
+            "value": 1246,
+            "unit": "ns/op",
+            "extra": "927134 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkAlphaFieldShort - B/op",
+            "value": 96,
+            "unit": "B/op",
+            "extra": "927134 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkAlphaFieldShort - allocs/op",
+            "value": 4,
+            "unit": "allocs/op",
+            "extra": "927134 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkAlphaFieldLong",
+            "value": 118.3,
+            "unit": "ns/op\t      16 B/op\t       1 allocs/op",
+            "extra": "9213590 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkAlphaFieldLong - ns/op",
+            "value": 118.3,
+            "unit": "ns/op",
+            "extra": "9213590 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkAlphaFieldLong - B/op",
+            "value": 16,
+            "unit": "B/op",
+            "extra": "9213590 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkAlphaFieldLong - allocs/op",
+            "value": 1,
+            "unit": "allocs/op",
+            "extra": "9213590 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkNumericFieldShort",
+            "value": 70.82,
+            "unit": "ns/op\t      16 B/op\t       2 allocs/op",
+            "extra": "16818290 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkNumericFieldShort - ns/op",
+            "value": 70.82,
+            "unit": "ns/op",
+            "extra": "16818290 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkNumericFieldShort - B/op",
+            "value": 16,
+            "unit": "B/op",
+            "extra": "16818290 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkNumericFieldShort - allocs/op",
+            "value": 2,
+            "unit": "allocs/op",
+            "extra": "16818290 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkNumericFieldLong",
+            "value": 31,
+            "unit": "ns/op\t       8 B/op\t       1 allocs/op",
+            "extra": "37403359 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkNumericFieldLong - ns/op",
+            "value": 31,
+            "unit": "ns/op",
+            "extra": "37403359 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkNumericFieldLong - B/op",
+            "value": 8,
+            "unit": "B/op",
+            "extra": "37403359 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkNumericFieldLong - allocs/op",
+            "value": 1,
+            "unit": "allocs/op",
+            "extra": "37403359 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkParseNumField",
+            "value": 13.82,
+            "unit": "ns/op\t       0 B/op\t       0 allocs/op",
+            "extra": "87592455 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkParseNumField - ns/op",
+            "value": 13.82,
+            "unit": "ns/op",
+            "extra": "87592455 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkParseNumField - B/op",
+            "value": 0,
+            "unit": "B/op",
+            "extra": "87592455 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkParseNumField - allocs/op",
+            "value": 0,
+            "unit": "allocs/op",
+            "extra": "87592455 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkParseStringField",
+            "value": 5.915,
+            "unit": "ns/op\t       0 B/op\t       0 allocs/op",
+            "extra": "204060339 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkParseStringField - ns/op",
+            "value": 5.915,
+            "unit": "ns/op",
+            "extra": "204060339 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkParseStringField - B/op",
+            "value": 0,
+            "unit": "B/op",
+            "extra": "204060339 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkParseStringField - allocs/op",
+            "value": 0,
+            "unit": "allocs/op",
+            "extra": "204060339 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles",
+            "value": 299135,
+            "unit": "ns/op\t   56822 B/op\t     637 allocs/op",
+            "extra": "3960 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles - ns/op",
+            "value": 299135,
+            "unit": "ns/op",
+            "extra": "3960 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles - B/op",
+            "value": 56822,
+            "unit": "B/op",
+            "extra": "3960 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles - allocs/op",
+            "value": 637,
+            "unit": "allocs/op",
+            "extra": "3960 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_ValidateOpts",
+            "value": 308393,
+            "unit": "ns/op\t   56840 B/op\t     637 allocs/op",
+            "extra": "3712 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_ValidateOpts - ns/op",
+            "value": 308393,
+            "unit": "ns/op",
+            "extra": "3712 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_ValidateOpts - B/op",
+            "value": 56840,
+            "unit": "B/op",
+            "extra": "3712 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_ValidateOpts - allocs/op",
+            "value": 637,
+            "unit": "allocs/op",
+            "extra": "3712 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeDir",
+            "value": 170760,
+            "unit": "ns/op\t   57030 B/op\t     640 allocs/op",
+            "extra": "6690 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeDir - ns/op",
+            "value": 170760,
+            "unit": "ns/op",
+            "extra": "6690 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeDir - B/op",
+            "value": 57030,
+            "unit": "B/op",
+            "extra": "6690 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeDir - allocs/op",
+            "value": 640,
+            "unit": "allocs/op",
+            "extra": "6690 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeDir_ValidateOpts",
+            "value": 172639,
+            "unit": "ns/op\t   57045 B/op\t     640 allocs/op",
+            "extra": "6064 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeDir_ValidateOpts - ns/op",
+            "value": 172639,
+            "unit": "ns/op",
+            "extra": "6064 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeDir_ValidateOpts - B/op",
+            "value": 57045,
+            "unit": "B/op",
+            "extra": "6064 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeDir_ValidateOpts - allocs/op",
+            "value": 640,
+            "unit": "allocs/op",
+            "extra": "6064 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_3Groups",
+            "value": 360694,
+            "unit": "ns/op\t   62544 B/op\t     697 allocs/op",
+            "extra": "3368 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_3Groups - ns/op",
+            "value": 360694,
+            "unit": "ns/op",
+            "extra": "3368 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_3Groups - B/op",
+            "value": 62544,
+            "unit": "B/op",
+            "extra": "3368 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_3Groups - allocs/op",
+            "value": 697,
+            "unit": "allocs/op",
+            "extra": "3368 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_5Groups",
+            "value": 363088,
+            "unit": "ns/op\t   62545 B/op\t     697 allocs/op",
+            "extra": "3542 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_5Groups - ns/op",
+            "value": 363088,
+            "unit": "ns/op",
+            "extra": "3542 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_5Groups - B/op",
+            "value": 62545,
+            "unit": "B/op",
+            "extra": "3542 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_5Groups - allocs/op",
+            "value": 697,
+            "unit": "allocs/op",
+            "extra": "3542 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_10Groups",
+            "value": 356959,
+            "unit": "ns/op\t   62524 B/op\t     697 allocs/op",
+            "extra": "3652 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_10Groups - ns/op",
+            "value": 356959,
+            "unit": "ns/op",
+            "extra": "3652 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_10Groups - B/op",
+            "value": 62524,
+            "unit": "B/op",
+            "extra": "3652 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_10Groups - allocs/op",
+            "value": 697,
+            "unit": "allocs/op",
+            "extra": "3652 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_100Groups",
+            "value": 350876,
+            "unit": "ns/op\t   62451 B/op\t     697 allocs/op",
+            "extra": "4214 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_100Groups - ns/op",
+            "value": 350876,
+            "unit": "ns/op",
+            "extra": "4214 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_100Groups - B/op",
+            "value": 62451,
+            "unit": "B/op",
+            "extra": "4214 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkMergeFiles/MergeFiles_100Groups - allocs/op",
+            "value": 697,
+            "unit": "allocs/op",
+            "extra": "4214 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkCalculateCheckDigit/valid",
+            "value": 28.63,
+            "unit": "ns/op\t       0 B/op\t       0 allocs/op",
+            "extra": "42599995 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkCalculateCheckDigit/valid - ns/op",
+            "value": 28.63,
+            "unit": "ns/op",
+            "extra": "42599995 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkCalculateCheckDigit/valid - B/op",
+            "value": 0,
+            "unit": "B/op",
+            "extra": "42599995 times\n4 procs"
+          },
+          {
+            "name": "BenchmarkCalculateCheckDigit/valid - allocs/op",
+            "value": 0,
+            "unit": "allocs/op",
+            "extra": "42599995 times\n4 procs"
+          }
+        ]
       }
     ],
     "moov-io/ach": [