Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2020

Debt Disclosure [Abstract]

Schedule of Long-term Debt Instruments

		As of March 31, 2020					As of December 31, 2019
	Maturity	Interest Rate		Amount			Interest Rate		Amount
Credit Facilities
CDW UK revolving credit facility(1)	July 2021	—	%	$	—		—	%	$	—
Senior secured asset-based revolving credit facility	March 2022	2.62	%	212.5			5.00	%	51.0
Total credit facilities				212.5					51.0
Term Loans
CDW UK term loan(1)	August 2021	2.07	%	57.1			2.19	%	61.0
Senior secured term loan facility	October 2026	2.74	%	1,434.5			3.55	%	1,438.3
Total term loans				1,491.6					1,499.3
Unsecured Senior Notes
Senior notes due 2024 ("2024 Senior Notes")	December 2024	5.50	%	575.0			5.50	%	575.0
Senior notes due 2025 ("2025 Senior Notes")	September 2025	5.00	%	600.0			5.00	%	600.0
Senior notes due 2028 ("2028 Senior Notes")	April 2028	4.25	%	600.0			4.25	%	600.0
Total unsecured senior notes				1,775.0					1,775.0
Other long-term obligations				12.8					12.6
Unamortized deferred financing fees				(19.7		)			(20.6		)
Current maturities of long-term debt				(33.7		)			(34.1		)
Total long-term debt				$	3,438.5				$	3,283.2

(1)

British pound-denominated debt facilities.

Carrying Value of Long-Term Debt

The approximate fair values and related carrying values of the Company's long-term debt, including current maturities and excluding unamortized discount and unamortized deferred financing fees, are as follows:

	March 31, 2020		December 31, 2019
Fair value	$	3,429.4	$	3,447.5
Carrying value	3,491.9		3,337.9