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| crai-20220402.htm | 806508 | 2022-05-05 08:21:23 |
| crai-20220402.xsd | 33041 | 2022-05-05 08:21:23 |
| crai-20220402_cal.xml | 69345 | 2022-05-05 08:21:23 |
| crai-20220402_def.xml | 72829 | 2022-05-05 08:21:23 |
| crai-20220402_htm.xml | 580874 | 2022-05-05 08:21:23 |
| crai-20220402_lab.xml | 397923 | 2022-05-05 08:21:23 |
| crai-20220402_pre.xml | 235245 | 2022-05-05 08:21:23 |
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| FilingSummary.xml | 26425 | 2022-05-05 08:21:23 |
| Financial_Report.xlsx | 57259 | 2022-05-05 08:21:23 |
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| report.css | 2767 | 2022-05-05 08:21:23 |
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