Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-035483-index-headers.html | 2023-07-28 16:06:01 | |
| 0000950170-23-035483-index.html | 2023-07-28 16:06:01 | |
| 0000950170-23-035483.txt | 2023-07-28 16:06:01 | |
 0000950170-23-035483-xbrl.zip | 143169 | 2023-07-28 16:06:01 |
| FilingSummary.xml | 16049 | 2023-07-28 16:06:01 |
| Financial_Report.xlsx | 36105 | 2023-07-28 16:06:01 |
| MetaLinks.json | 385615 | 2023-07-28 16:06:01 |
| R1.htm | 53120 | 2023-07-28 16:06:01 |
| R10.htm | 9508 | 2023-07-28 16:06:01 |
| R11.htm | 74543 | 2023-07-28 16:06:01 |
| R12.htm | 25813 | 2023-07-28 16:06:01 |
| R13.htm | 85071 | 2023-07-28 16:06:01 |
| R14.htm | 55626 | 2023-07-28 16:06:01 |
| R15.htm | 8667 | 2023-07-28 16:06:01 |
| R16.htm | 6939 | 2023-07-28 16:06:01 |
| R17.htm | 38819 | 2023-07-28 16:06:01 |
| R18.htm | 5107 | 2023-07-28 16:06:01 |
| R19.htm | 6040 | 2023-07-28 16:06:01 |
| R2.htm | 101184 | 2023-07-28 16:06:01 |
| R20.htm | 15744 | 2023-07-28 16:06:01 |
| R21.htm | 38308 | 2023-07-28 16:06:01 |
| R22.htm | 19250 | 2023-07-28 16:06:01 |
| R3.htm | 21395 | 2023-07-28 16:06:01 |
| R4.htm | 77876 | 2023-07-28 16:06:01 |
| R5.htm | 60162 | 2023-07-28 16:06:01 |
| R6.htm | 63660 | 2023-07-28 16:06:01 |
| R7.htm | 18415 | 2023-07-28 16:06:01 |
| R8.htm | 88571 | 2023-07-28 16:06:01 |
| R9.htm | 6446 | 2023-07-28 16:06:01 |
| report.css | 2767 | 2023-07-28 16:06:01 |
| saia-20230630.htm | 1702911 | 2023-07-28 16:06:01 |
| saia-20230630.xsd | 32521 | 2023-07-28 16:06:01 |
| saia-20230630_cal.xml | 41072 | 2023-07-28 16:06:01 |
| saia-20230630_def.xml | 67781 | 2023-07-28 16:06:01 |
| saia-20230630_htm.xml | 476639 | 2023-07-28 16:06:01 |
| saia-20230630_lab.xml | 250267 | 2023-07-28 16:06:01 |
| saia-20230630_pre.xml | 159648 | 2023-07-28 16:06:01 |
| saia-ex10_1.htm | 56157 | 2023-07-28 16:06:01 |
| saia-ex10_2.htm | 121604 | 2023-07-28 16:06:01 |
| saia-ex31_1.htm | 15438 | 2023-07-28 16:06:01 |
| saia-ex31_2.htm | 15696 | 2023-07-28 16:06:01 |
| saia-ex32_1.htm | 9487 | 2023-07-28 16:06:01 |
| saia-ex32_2.htm | 9526 | 2023-07-28 16:06:01 |
| Show.js | 1085 | 2023-07-28 16:06:01 |