XML 54 R33.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Inventory Financing Agreements (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Inventory Financing Agreements [Abstract] |
Inventory Financing Agreements | Amounts included in accounts payable-inventory financing are as follows:
|  | December 31,
|  | 2021 |  | 2020
Revolving Loan inventory financing agreement(1) |  | $ | 310.1 |  |  | $ | 470.1 |
Other inventory financing agreements |  | 138.2 |  |  | 54.5 |
Accounts payable-inventory financing |  | $ | 448.3 |  |  | $ | 524.6 |
(1)The revolving credit facilities include an inventory floorplan sub-facility that enables the Company to maintain an inventory financing agreement with a financial intermediary.

X
- Definition Inventory Financing Agreements [Abstract] + References No definition available. + Details
Name: | cdw_InventoryFinancingAgreementsAbstract
Namespace Prefix: | cdw_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Inventory Financing Agreements [Table Text Block] + References No definition available. + Details
Name: | cdw_InventoryFinancingAgreementsTableTextBlock
Namespace Prefix: | cdw_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration