CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) $ in Millions	Total	Common Shares ($1 par value)	Paid-In Capital	Retained Earnings (Deficit)	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Balance at Dec. 31, 2014	$ 1,128	$ 345	$ 0	$ 690	$ (111)	$ 204
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	326			355	(54)	25
Shares issued	(15)	3	(18)
Shares retired:
Repurchased	(456)	(17)	(65)	(374)
Surrendered (non-cash)	(18)	(1)		(17)
Cash dividends declared	(126)			(126)
Dividends paid to noncontrolling interest	(36)					(36)
Separation of TopBuild Corp.	(828)			(828)
Stock-based compensation	83		83
Balance at Dec. 31, 2015	58	330	0	(300)	(165)	193
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	454			491	(70)	33
Shares issued	(24)	3	(27)
Shares retired:
Repurchased	(459)	(15)	(14)	(430)
Surrendered (non-cash)	(14)			(14)
Cash dividends declared	(128)			(128)
Dividends paid to noncontrolling interest	(31)					(31)
Stock-based compensation	41		41
Balance at Dec. 31, 2016	(103)	318	0	(381)	(235)	195
Increase (Decrease) in Stockholders' Equity
Total comprehensive income (loss)	779			533	170	76
Shares issued	(19)	2	(21)
Shares retired:
Repurchased	(331)	(9)	(8)	(314)
Surrendered (non-cash)	(15)	(1)		(14)
Cash dividends declared	(129)			(129)
Dividends paid to noncontrolling interest	(35)					(35)
Stock-based compensation	29		29
Balance at Dec. 31, 2017	$ 176	$ 310	$ 0	$ (305)	$ (65)	$ 236