XML 34 R23.htm IDEA: XBRL DOCUMENT
v3.22.2

Financial Instruments (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2022
Financial Instruments [Abstract] |
Schedule of Cash Flow Hedges Included in AOCL | The following table provides the activity in AOCL, net of tax, for the three and six months ended June 30, 2022 and 2021.
|  | Three Months Ended June 30, |  | Six Months Ended June 30,
|  | 2022 |  | 2021 |  | 2022 |  | 2021
Change in fair value recorded to AOCL |  | $ | 1.0 |  |  | $ | — |  |  | $ | 1.4 |  |  | $ | — |
Reclassification from AOCL to Interest expense, net |  | $ | 0.8 |  |  | $ | 0.6 |  |  | $ | 1.6 |  |  | $ | 1.0 |

X
- Definition Financial Instruments [Abstract] + References No definition available. + Details
Name: | cdw_FinancialInstrumentsAbstract
Namespace Prefix: | cdw_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of gain (loss) on derivative and nonderivative instruments designated and qualifying as cash flow hedge recorded in accumulated other comprehensive income (AOCI) and reclassified into earnings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5624171-113959 + Details
Name: | us-gaap_ScheduleOfCashFlowHedgesIncludedInAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration