CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Millions	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	AOCI Attributable to Parent [Member]	Stock options Common Stock [Member]	Stock Units [Member] Common Stock [Member]
Common stock, shares issued (in shares)		371,000
Stockholders' Equity Attributable to Parent	$ 3,316	$ 19	$ 0	$ 3,257	$ 40
Net income (loss)	(899)			(899)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	(14)				(14)
Change in fair value of derivative financial instruments, net of tax (tax benefit)	9				9
Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent	(11)				(11)
Stock Issued During Period, Shares, Other						1,000	2,000
Stock Issued During Period, Value, Other	16	0	16
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	(8)	$ 0	(8)
APIC, Share-based Payment Arrangement, Increase for Cost Recognition	$ 52		52
Common Stock, Dividends, Per Share, Declared	$ 0.2425
Dividends, Cash	$ (90)			(90)
Common stock, shares issued (in shares)		374,000
Stockholders' Equity Attributable to Parent	2,253	$ 19	39	2,173	22
Net income (loss)	95			95
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	5				5
Change in fair value of derivative financial instruments, net of tax (tax benefit)	(2)				(2)
Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent	(1)				(1)
Stock Issued During Period, Shares, Other						0	0
Stock Issued During Period, Value, Other	4	0	4
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	0	$ 0	0
APIC, Share-based Payment Arrangement, Increase for Cost Recognition	$ 17		17
Common stock, shares issued (in shares)	374,000	374,000
Stockholders' Equity Attributable to Parent	$ 2,371	$ 19	60	2,268	24
Common stock, shares issued (in shares)	374,000	374,000
Stockholders' Equity Attributable to Parent	$ 2,614	$ 19	85	2,501	9
Net income (loss)	272			272
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	2				2
Change in fair value of derivative financial instruments, net of tax (tax benefit)	(6)				(6)
Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent	$ 11				11
Stock Repurchased and Retired During Period, Shares	(5,000)
Stock Repurchased and Retired During Period, Value	$ (128)	0	(128)
Stock Issued During Period, Shares, Other						3,000	2,000
Stock Issued During Period, Value, Other	48	0	48
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	(34)	$ 0	(34)
APIC, Share-based Payment Arrangement, Increase for Cost Recognition	$ 100		100
Common Stock, Dividends, Per Share, Declared	$ 0.24
Dividends, Cash	$ (92)			(92)
Common stock, shares issued (in shares)		376,000
Stockholders' Equity Attributable to Parent	3,020	$ 19	114	2,879	8
Net income (loss)	(152)			(152)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax	4				4
Change in fair value of derivative financial instruments, net of tax (tax benefit)	1				1
Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent	$ 3				3
Stock Repurchased and Retired During Period, Shares	(3,000)
Stock Repurchased and Retired During Period, Value	$ (73)	0	(73)
Stock Issued During Period, Shares, Other						1,000	0
Stock Issued During Period, Value, Other	7	0	7
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	(2)	$ 0	(2)
APIC, Share-based Payment Arrangement, Increase for Cost Recognition	$ 25		25
Common Stock, Dividends, Per Share, Declared	$ 0.12
Dividends, Cash	$ (46)			(46)
Common stock, shares issued (in shares)	374,000	374,000
Stockholders' Equity Attributable to Parent	$ 2,787	$ 19	$ 71	$ 2,681	$ 16