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| 0001402057-22-000084-index.html | 2022-05-04 16:15:45 | |
| 0001402057-22-000084.txt | 2022-05-04 16:15:45 | |
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| cdw-20220331.htm | 1439842 | 2022-05-04 16:15:45 |
| cdw-20220331.xsd | 34596 | 2022-05-04 16:15:45 |
| cdw-20220331_cal.xml | 54328 | 2022-05-04 16:15:45 |
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 cdw-20220331_g1.gif | 6177 | 2022-05-04 16:15:45 |
| cdw-20220331_htm.xml | 1213298 | 2022-05-04 16:15:45 |
| cdw-20220331_lab.xml | 402172 | 2022-05-04 16:15:45 |
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| cdw-2022321x10qxex101.htm | 11144 | 2022-05-04 16:15:45 |
 cdw-2022321x10qxex101001.jpg | 266970 | 2022-05-04 16:15:45 |
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| cdw-2022331x10qxex311.htm | 10259 | 2022-05-04 16:15:45 |
| cdw-2022331x10qxex312.htm | 10219 | 2022-05-04 16:15:45 |
| cdw-2022331x10qxex321.htm | 3574 | 2022-05-04 16:15:45 |
| cdw-2022331x10qxex322.htm | 3656 | 2022-05-04 16:15:45 |
| FilingSummary.xml | 24593 | 2022-05-04 16:15:45 |
| Financial_Report.xlsx | 59078 | 2022-05-04 16:15:45 |
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| R1.htm | 52334 | 2022-05-04 16:15:45 |
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| R27.htm | 3883 | 2022-05-04 16:15:45 |
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| R30.htm | 12729 | 2022-05-04 16:15:45 |
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| R9.htm | 11746 | 2022-05-04 16:15:45 |
| report.css | 2767 | 2022-05-04 16:15:45 |
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