Share-Based Compensation Expense (Tables)

6 Months Ended

Jun. 30, 2023

Share-Based Payment Arrangement [Abstract]

Summary of Unit Activity

The following tables summarizes the unit activity related to the RSUs and PRSUs during the six months ended June 30, 2023:

				Weighted					Weighted
				Average					Average
				Grant Date					Grant Date
				Fair Value					Fair Value
	RSUs(1)			Per Unit		PRSUs(1)(2)			Per Unit
Balance as of December 31, 2022		7,766,161		$	10.28		30,085,723		$	11.38
Granted		5,394,381			8.87		3,785,891			8.84
Vested		(1,946,336	)		9.23		(430,290	)		8.33
Forfeited		(1,098,242	)		9.69		(2,464,239	)		9.82
Balance as of June 30, 2023		10,115,964		$	9.79		30,977,085		$	11.24

(1) These share totals include both unvested shares and restricted stock units.

(2) PRSUs granted includes both new grants in the period as well as adjustments in the period to existing grants to account for the expected level of achievement of the performance-based vesting requirements.

Schedule of Share-Based Compensation Costs Related to RSUs and PRSUs

Total share-based compensation costs related to the RSUs and PRSUs are recorded in the Condensed Consolidated Statements of Comprehensive Income (Loss) as follows (in millions):

	Three Months Ended June 30					Six Months Ended June 30
	2023			2022		2023			2022
Cost of services, exclusive of depreciation and amortization	$	9	$		10		18	$		17
Selling, general and administrative		29			32		57			58
Total share-based compensation expense	$	38	$		42		75	$		75