CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Millions	Total	Common Shares ($1 par value)	Paid-In Capital	Retained (Deficit) Earnings	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Beginning balance at Dec. 31, 2021	$ 56	$ 241	$ 0	$ (652)	$ 232	$ 235
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	242			233	(6)	15
Shares issued	1	1
Shares retired:
Repurchased	(364)	(6)	(27)	(331)
Surrendered (non-cash)	(17)			(17)
Cash dividends declared	(67)			(67)
Redeemable noncontrolling interest - redemption adjustment	1			1
Stock-based compensation	27		27
Ending balance at Mar. 31, 2022	(121)	236	0	(833)	226	250
Beginning balance at Dec. 31, 2021	56	241	0	(652)	232	235
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	482
Shares retired:
Redeemable noncontrolling interest - redemption adjustment	0
Ending balance at Jun. 30, 2022	(563)	225	7	(1,154)	180	179
Beginning balance at Mar. 31, 2022	(121)	236	0	(833)	226	250
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	240			278	(46)	8
Shares retired:
Repurchased	(550)	(11)	(5)	(534)
Cash dividends declared	(64)			(64)
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	(79)					(79)
Redeemable noncontrolling interest - redemption adjustment	(1)			(1)
Stock-based compensation	12		12
Ending balance at Jun. 30, 2022	(563)	225	7	(1,154)	180	179
Beginning balance at Dec. 31, 2022	(262)	225	16	(947)	226	218
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	243			205	17	21
Shares issued	6	1	5
Shares retired:
Repurchased	(56)	(1)	(32)	(23)
Surrendered (non-cash)	(17)			(17)
Cash dividends declared	(65)			(65)
Stock-based compensation	11		11
Ending balance at Mar. 31, 2023	(140)	225	0	(847)	243	239
Beginning balance at Dec. 31, 2022	(262)	225	16	(947)	226	218
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	514
Shares retired:
Redeemable noncontrolling interest - redemption adjustment	0
Ending balance at Jun. 30, 2023	7	225	13	(671)	241	199
Beginning balance at Mar. 31, 2023	(140)	225	0	(847)	243	239
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	271
Total comprehensive income (loss)	270			263	(2)	9
Shares issued	11	1	10
Shares retired:
Repurchased	(25)	(1)	(1)	(23)
Cash dividends declared	(64)			(64)
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders	(49)					(49)
Redeemable noncontrolling interest - redemption adjustment	0
Stock-based compensation	4		4
Ending balance at Jun. 30, 2023	$ 7	$ 225	$ 13	$ (671)	$ 241	$ 199