Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000909832-24-000079-index-headers.html | 2024-12-18 18:09:53 | |
| 0000909832-24-000079-index.html | 2024-12-18 18:09:53 | |
| 0000909832-24-000079.txt | 2024-12-18 18:09:53 | |
 0000909832-24-000079-xbrl.zip | 162503 | 2024-12-18 18:09:53 |
| cost-20241124.htm | 644206 | 2024-12-18 18:09:53 |
| cost-20241124.xsd | 25887 | 2024-12-18 18:09:53 |
| cost-20241124_cal.xml | 49240 | 2024-12-18 18:09:53 |
| cost-20241124_def.xml | 110371 | 2024-12-18 18:09:53 |
| cost-20241124_htm.xml | 406066 | 2024-12-18 18:09:53 |
| cost-20241124_lab.xml | 454106 | 2024-12-18 18:09:53 |
| cost-20241124_pre.xml | 297339 | 2024-12-18 18:09:53 |
| costex10210q112424.htm | 75406 | 2024-12-18 18:09:53 |
| costex10310q112424.htm | 94250 | 2024-12-18 18:09:53 |
| costex31110q112424.htm | 19122 | 2024-12-18 18:09:53 |
| costex32110q112424.htm | 10986 | 2024-12-18 18:09:53 |
| FilingSummary.xml | 24732 | 2024-12-18 18:09:53 |
| Financial_Report.xlsx | 55554 | 2024-12-18 18:09:53 |
| MetaLinks.json | 721939 | 2024-12-18 18:09:53 |
| R1.htm | 51521 | 2024-12-18 18:09:53 |
| R10.htm | 18602 | 2024-12-18 18:09:53 |
| R11.htm | 23572 | 2024-12-18 18:09:53 |
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| R19.htm | 19833 | 2024-12-18 18:09:53 |
| R2.htm | 69490 | 2024-12-18 18:09:53 |
| R20.htm | 35241 | 2024-12-18 18:09:53 |
| R21.htm | 13278 | 2024-12-18 18:09:53 |
| R22.htm | 16964 | 2024-12-18 18:09:53 |
| R23.htm | 10350 | 2024-12-18 18:09:53 |
| R24.htm | 21555 | 2024-12-18 18:09:53 |
| R25.htm | 12831 | 2024-12-18 18:09:53 |
| R26.htm | 37725 | 2024-12-18 18:09:53 |
| R27.htm | 30658 | 2024-12-18 18:09:53 |
| R28.htm | 28149 | 2024-12-18 18:09:53 |
| R29.htm | 37296 | 2024-12-18 18:09:53 |
| R3.htm | 20866 | 2024-12-18 18:09:53 |
| R30.htm | 15930 | 2024-12-18 18:09:53 |
| R31.htm | 37645 | 2024-12-18 18:09:53 |
| R32.htm | 4704 | 2024-12-18 18:09:53 |
| R33.htm | 10016 | 2024-12-18 18:09:53 |
| R34.htm | 6147 | 2024-12-18 18:09:53 |
| R35.htm | 30616 | 2024-12-18 18:09:53 |
| R36.htm | 23686 | 2024-12-18 18:09:53 |
| R37.htm | 6644 | 2024-12-18 18:09:53 |
| R38.htm | 22486 | 2024-12-18 18:09:53 |
| R39.htm | 24007 | 2024-12-18 18:09:53 |
| R4.htm | 102979 | 2024-12-18 18:09:53 |
| R40.htm | 20218 | 2024-12-18 18:09:53 |
| R5.htm | 22126 | 2024-12-18 18:09:53 |
| R6.htm | 51168 | 2024-12-18 18:09:53 |
| R7.htm | 86995 | 2024-12-18 18:09:53 |
| R8.htm | 12179 | 2024-12-18 18:09:53 |
| R9.htm | 36130 | 2024-12-18 18:09:53 |
| report.css | 2767 | 2024-12-18 18:09:53 |
| Show.js | 1085 | 2024-12-18 18:09:53 |