Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000885550-20-000115-index-headers.html | 2020-10-29 16:12:40 | |
| 0000885550-20-000115-index.html | 2020-10-29 16:12:40 | |
| 0000885550-20-000115.txt | 2020-10-29 16:12:40 | |
 0000885550-20-000115-xbrl.zip | 464210 | 2020-10-29 16:12:40 |
| cacc-20200930.htm | 4485751 | 2020-10-29 16:12:40 |
| cacc-20200930.xsd | 75800 | 2020-10-29 16:12:40 |
| cacc-20200930xex31a.htm | 11806 | 2020-10-29 16:12:40 |
| cacc-20200930xex31b.htm | 14819 | 2020-10-29 16:12:40 |
| cacc-20200930xex32a.htm | 10703 | 2020-10-29 16:12:40 |
| cacc-20200930xex32b.htm | 10462 | 2020-10-29 16:12:40 |
| cacc-20200930_cal.xml | 88259 | 2020-10-29 16:12:40 |
| cacc-20200930_def.xml | 372520 | 2020-10-29 16:12:40 |
| cacc-20200930_htm.xml | 5925944 | 2020-10-29 16:12:40 |
| cacc-20200930_lab.xml | 700785 | 2020-10-29 16:12:40 |
| cacc-20200930_pre.xml | 545384 | 2020-10-29 16:12:40 |
| FilingSummary.xml | 45018 | 2020-10-29 16:12:40 |
| Financial_Report.xlsx | 160297 | 2020-10-29 16:12:40 |
| MetaLinks.json | 669786 | 2020-10-29 16:12:40 |
| R1.htm | 52217 | 2020-10-29 16:12:40 |
| R10.htm | 80937 | 2020-10-29 16:12:40 |
| R11.htm | 96944 | 2020-10-29 16:12:40 |
| R12.htm | 668104 | 2020-10-29 16:12:40 |
| R13.htm | 25003 | 2020-10-29 16:12:40 |
| R14.htm | 98714 | 2020-10-29 16:12:40 |
| R15.htm | 276801 | 2020-10-29 16:12:40 |
| R16.htm | 60927 | 2020-10-29 16:12:40 |
| R17.htm | 25194 | 2020-10-29 16:12:40 |
| R18.htm | 20678 | 2020-10-29 16:12:40 |
| R19.htm | 18045 | 2020-10-29 16:12:40 |
| R2.htm | 103103 | 2020-10-29 16:12:40 |
| R20.htm | 30720 | 2020-10-29 16:12:40 |
| R21.htm | 17684 | 2020-10-29 16:12:40 |
| R22.htm | 5089 | 2020-10-29 16:12:40 |
| R23.htm | 84870 | 2020-10-29 16:12:40 |
| R24.htm | 35260 | 2020-10-29 16:12:40 |
| R25.htm | 15527 | 2020-10-29 16:12:40 |
| R26.htm | 74256 | 2020-10-29 16:12:40 |
| R27.htm | 99512 | 2020-10-29 16:12:40 |
| R28.htm | 675276 | 2020-10-29 16:12:40 |
| R29.htm | 26530 | 2020-10-29 16:12:40 |
| R3.htm | 71148 | 2020-10-29 16:12:40 |
| R30.htm | 94637 | 2020-10-29 16:12:40 |
| R31.htm | 269512 | 2020-10-29 16:12:40 |
| R32.htm | 59909 | 2020-10-29 16:12:40 |
| R33.htm | 20361 | 2020-10-29 16:12:40 |
| R34.htm | 19355 | 2020-10-29 16:12:40 |
| R35.htm | 18680 | 2020-10-29 16:12:40 |
| R36.htm | 34654 | 2020-10-29 16:12:40 |
| R37.htm | 6269 | 2020-10-29 16:12:40 |
| R38.htm | 14450 | 2020-10-29 16:12:40 |
| R39.htm | 12608 | 2020-10-29 16:12:40 |
| R4.htm | 22568 | 2020-10-29 16:12:40 |
| R40.htm | 25070 | 2020-10-29 16:12:40 |
| R41.htm | 12455 | 2020-10-29 16:12:40 |
| R42.htm | 31890 | 2020-10-29 16:12:40 |
| R43.htm | 29847 | 2020-10-29 16:12:40 |
| R44.htm | 27086 | 2020-10-29 16:12:40 |
| R45.htm | 30307 | 2020-10-29 16:12:40 |
| R46.htm | 30472 | 2020-10-29 16:12:40 |
| R47.htm | 18107 | 2020-10-29 16:12:40 |
| R48.htm | 20717 | 2020-10-29 16:12:40 |
| R49.htm | 99591 | 2020-10-29 16:12:40 |
| R5.htm | 49806 | 2020-10-29 16:12:40 |
| R50.htm | 35455 | 2020-10-29 16:12:40 |
| R51.htm | 49484 | 2020-10-29 16:12:40 |
| R52.htm | 216804 | 2020-10-29 16:12:40 |
| R53.htm | 40397 | 2020-10-29 16:12:40 |
| R54.htm | 17996 | 2020-10-29 16:12:40 |
| R55.htm | 20497 | 2020-10-29 16:12:40 |
| R56.htm | 31313 | 2020-10-29 16:12:40 |
| R57.htm | 171509 | 2020-10-29 16:12:40 |
| R58.htm | 12349 | 2020-10-29 16:12:40 |
| R59.htm | 20803 | 2020-10-29 16:12:40 |
| R6.htm | 99682 | 2020-10-29 16:12:40 |
| R60.htm | 5526 | 2020-10-29 16:12:40 |
| R61.htm | 20343 | 2020-10-29 16:12:40 |
| R62.htm | 58518 | 2020-10-29 16:12:40 |
| R63.htm | 223061 | 2020-10-29 16:12:40 |
| R64.htm | 27282 | 2020-10-29 16:12:40 |
| R65.htm | 115653 | 2020-10-29 16:12:40 |
| R66.htm | 24100 | 2020-10-29 16:12:40 |
| R67.htm | 131058 | 2020-10-29 16:12:40 |
| R68.htm | 35886 | 2020-10-29 16:12:40 |
| R69.htm | 49957 | 2020-10-29 16:12:40 |
| R7.htm | 7734 | 2020-10-29 16:12:40 |
| R70.htm | 15006 | 2020-10-29 16:12:40 |
| R71.htm | 17119 | 2020-10-29 16:12:40 |
| R72.htm | 19915 | 2020-10-29 16:12:40 |
| R73.htm | 9800 | 2020-10-29 16:12:40 |
| R74.htm | 18337 | 2020-10-29 16:12:40 |
| R75.htm | 23032 | 2020-10-29 16:12:40 |
| R76.htm | 11423 | 2020-10-29 16:12:40 |
| R8.htm | 49274 | 2020-10-29 16:12:40 |
| R9.htm | 69021 | 2020-10-29 16:12:40 |
| report.css | 2767 | 2020-10-29 16:12:40 |
| Show.js | 1085 | 2020-10-29 16:12:40 |