CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Unaudited) - USD ($) $ in Millions	Total	Common Shares ($1 par value)	Paid-In Capital	Retained (Deficit) Earnings	Accumulated Other Comprehensive (Loss) Income	Noncontrolling Interest
Balance at Dec. 31, 2018	$ 69	$ 294	$ 0	$ (278)	$ (127)	$ 180
Increase (Decrease) in Stockholders' Equity
Total comprehensive income	128			116	4	8
Shares issued	5	1	4
Shares retired:
Repurchased	(122)	(3)	(11)	(108)
Surrendered (non-cash)	(10)	(1)		(9)
Cash dividends declared	(35)			(35)
Stock-based compensation	7		7
Balance at Mar. 31, 2019	42	291	0	(314)	(123)	188
Increase (Decrease) in Stockholders' Equity
Cumulative Effect of New Accounting Principle in Period of Adoption \| Accounting Standards Update 2016-13 [Member]	(1)			(1)
Balance at Dec. 31, 2019	(56)	276	0	(332)	(179)	179
Balance (Accounting Standards Update 2016-13 [Member]) at Dec. 31, 2019	(57)	276	0	(333)	(179)	179
Increase (Decrease) in Stockholders' Equity
Total comprehensive income	514			530	(20)	4
Shares issued	11	1	10
Shares retired:
Repurchased	(602)	(14)	(28)	(560)
Surrendered (non-cash)	(13)			(13)
Cash dividends declared	(36)			(36)
Stock-based compensation	18		18
Balance at Mar. 31, 2020	$ (165)	$ 263	$ 0	$ (412)	$ (199)	$ 183

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Surrendered non cash.

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Amount of increase to additional paid-in capital (APIC) for recognition of cost for award under share-based payment arrangement.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Amount after tax of increase (decrease) to equity or (increase) decrease to net assets, resulting from the cumulative effect adjustment of a new accounting principle applied in the period of adoption.

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Amount of paid and unpaid common stock dividends declared with the form of settlement in cash.

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Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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Equity impact of the value of stock that has been repurchased and retired during the period. The excess of the purchase price over par value can be charged against retained earnings (once the excess is fully allocated to additional paid in capital).

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Amount of stockholders' equity (deficit), net of receivables from officers, directors, owners, and affiliates of the entity, attributable to both the parent and noncontrolling interests. Amount excludes temporary equity. Alternate caption for the concept is permanent equity.

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