CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Comprehensive income:
Net income	$ 118	$ 112	$ 245	$ 241
Derivative instruments:
Reclassification of losses to net income, net of tax of $—, $—, $— and $—, respectively	0	0	0	(1)
Total other comprehensive income	0	0	0	1
Total comprehensive income	$ 118	$ 112	$ 245	$ 242