Unaudited Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues:
Total revenues	$ 405	$ 392
Costs and expenses:
Selling, general and administrative	104	84
Depreciation and amortization	68	74
Operating income (loss)	13	(7)
Interest expense, net	23	78
Other income, net	(3)	(1)
Loss before taxes	(7)	(84)
Net loss	$ (7)	$ (84)
Net loss per common share:
Basic (in dollars per share)	$ (0.10)	$ (1.30)
Diluted (in dollars per share)	$ (0.10)	$ (1.30)
Product
Revenues:
Total revenues	$ 154	$ 142
Costs and expenses:
Product and service costs, excluding depreciation and amortization	127	148
Service
Revenues:
Total revenues	251	250
Costs and expenses:
Product and service costs, excluding depreciation and amortization	$ 93	$ 93