Business Segments - Summary of Financial Information of Company's Reportable Segments (Detail) - USD ($)	3 Months Ended								9 Months Ended	12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Sep. 30, 2015	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Segment Reporting Information [Line Items]
Revenue	$ 644,000,000	$ 753,000,000	$ 750,000,000	$ 863,000,000	$ 1,006,000,000	$ 1,070,000,000	$ 952,000,000	$ 1,077,000,000		$ 3,010,000,000	$ 4,105,000,000	$ 4,296,000,000
Operating profit (loss)	(184,000,000)	(291,000,000)	$ (27,000,000)	$ (8,000,000)	26,000,000	$ 50,000,000	$ 43,000,000	$ 62,000,000		(510,000,000)	181,000,000	224,000,000
Impairment	(138,000,000)	$ (255,000,000)							$ (255,000,000)	(393,000,000)
Depreciation and amortization										38,000,000	21,000,000	17,000,000
Long-lived assets
Property, plant and equipment, net	165,000,000				124,000,000					165,000,000	124,000,000	102,000,000
Goodwill	205,000,000				346,000,000					205,000,000	346,000,000	333,000,000
Intangibles, net	161,000,000				73,000,000					161,000,000	73,000,000	68,000,000
Total assets	1,832,000,000				2,596,000,000					1,832,000,000	2,596,000,000	2,183,000,000
United States [Member]
Segment Reporting Information [Line Items]
Revenue										2,027,000,000	2,793,000,000	2,863,000,000
Operating profit (loss)										(515,000,000)	89,000,000	134,000,000
Impairment										(393,000,000)
Depreciation and amortization										26,000,000	16,000,000	11,000,000
Long-lived assets
Property, plant and equipment, net	119,000,000				101,000,000					119,000,000	101,000,000	86,000,000
Goodwill					220,000,000						220,000,000	202,000,000
Intangibles, net	95,000,000				58,000,000					95,000,000	58,000,000	50,000,000
Total assets	1,266,000,000				1,733,000,000					1,266,000,000	1,733,000,000	1,582,000,000
Canada (Member)
Segment Reporting Information [Line Items]
Revenue										378,000,000	669,000,000	773,000,000
Operating profit (loss)										(1,000,000)	47,000,000	47,000,000
Depreciation and amortization										3,000,000	3,000,000	3,000,000
Long-lived assets
Property, plant and equipment, net	16,000,000				20,000,000					16,000,000	20,000,000	13,000,000
Goodwill	88,000,000				101,000,000					88,000,000	101,000,000	109,000,000
Intangibles, net	2,000,000				1,000,000					2,000,000	1,000,000	2,000,000
Total assets	300,000,000				500,000,000					300,000,000	500,000,000	411,000,000
International [Member]
Segment Reporting Information [Line Items]
Revenue										605,000,000	643,000,000	660,000,000
Operating profit (loss)										6,000,000	45,000,000	43,000,000
Impairment										0
Depreciation and amortization										9,000,000	2,000,000	3,000,000
Long-lived assets
Property, plant and equipment, net	30,000,000				3,000,000					30,000,000	3,000,000	3,000,000
Goodwill	117,000,000				25,000,000					117,000,000	25,000,000	22,000,000
Intangibles, net	64,000,000				14,000,000					64,000,000	14,000,000	16,000,000
Total assets	$ 266,000,000				$ 363,000,000					$ 266,000,000	$ 363,000,000	$ 190,000,000