Condensed Consolidated Statements of Operations - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Net revenues	$ 1,771	$ 1,649	$ 3,385	$ 3,120
Cost of revenues	1,275	1,214	2,464	2,309
Gross profit	496	435	921	811
Selling, general, and administrative expenses	389	376	741	759
Operating income	107	59	180	52
Interest expense, net	38	28	75	55
Loss on extinguishment of debt, net			3
Non-service pension benefit	(3)	(11)	(6)	(22)
Investment income and other, net	(3)	(2)	(5)	(2)
Other expense, net	32	15	67	31
Income before income taxes	75	44	113	21
Income tax provision (benefit)	27	14	39	(2)
Net income	48	30	74	23
Net income attributable to common shareholders:
Stock dividend on Series B Preferred Stock	(11)	(11)	(22)	(22)
Net income attributable to common shareholders	$ 37	$ 19	$ 52	$ 1
Net income per common share:
Basic	$ 0.12	$ 0.06	$ 0.17	$ 0.01
Diluted	$ 0.12	$ 0.06	$ 0.17	$ 0.01
Weighted average shares outstanding:
Basic	235,182,839	233,104,873	234,784,799	232,670,986
Diluted	269,561,690	265,922,670	268,366,982	265,558,849