Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2021

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of gains (loss) on interest rate swap contracts

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
Gain (loss) recorded in accumulated other comprehensive loss, net of tax	$	4	$	2	$	9	$	(14)
Interest expense recorded related to interest rate swap contracts	4		4		9		6

Schedule of the effect of interest rate swap contracts designated as cash flow hedges

The following table shows the effect of interest rate swap contracts designated as cash flow hedges on the consolidated statements of operations:

	Three Months Ended June 30,				Six Months Ended June 30,
	2021		2020		2021		2020
	Interest expense				Interest expense
Total interest expense which reflects the effects of cash flow hedges	$	(119)	$	(124)	$	(240)	$	(248)
Hedged item	(4)		(5)		(9)		(10)
Derivative designated as hedging instrument	—		1		—		4

Fair value of liabilities measured on recurring basis

The following table shows the fair value of our hedges:

		As of
	Balance Sheet Line Item	June 30, 2021		December 31, 2020
Interest rate swaps (1)(3)	Accrued liabilities/Other liabilities	$	13	$	22
Cross-currency interest rate swaps (2)(3)	Other assets	27		14
(1) Gains of $4 million and $9 million for the three and six months ended June 30, 2021, respectively, are reflected in Derivative financial instrument unrealized gain (loss) in Other comprehensive gain (loss).
(2) A loss of $8 million and a gain of $13 million for the three and six months ended June 30, 2021, respectively, are reflected in Foreign currency translation gain (loss) in Other comprehensive gain (loss).
(3) The inputs used to measure the fair value of our interest rate swap contracts are categorized as Level 2 in the fair value hierarchy.