Guarantor and Non-Guarantor Consolidating Condensed Financial Statements - Consolidating Condensed Statement of Operations (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Condensed Income Statements, Captions [Line Items]
Net revenue	$ 551	$ 537	$ 1,123	$ 1,085
Costs and expenses
Cost of revenue	337	326	690	659
Selling, general and administrative	97	106	185	200
Depreciation and amortization	57	49	113	101
Total costs and expenses	491	481	988	960
Operating income	60	56	135	125
Interest expense, net	(87)	(104)	(170)	(174)
Loss on early extinguishment of debt	(9)	(49)	(14)	(49)
Gain on sale of shares of Orbitz Worldwide	52		52
Equity in earnings (losses) of subsidiaries
Income (loss) before income taxes and share of earnings (losses) in equity method investments	16	(97)	3	(98)
Provision for income taxes	(12)	(6)	(22)	(17)
Share of earnings (losses) in equity method investments	1		(3)	2
Net income (loss)	5	(103)	(22)	(113)
Net income attributable to non-controlling interest in subsidiaries	(1)	(2)	(3)	(2)
Net income (loss) attributable to the Company	4	(105)	(25)	(115)
Parent Guarantor [Member]
Condensed Income Statements, Captions [Line Items]
Net revenue
Costs and expenses
Cost of revenue
Selling, general and administrative	12	8	15	16
Depreciation and amortization
Total costs and expenses	12	8	15	16
Operating income	(12)	(8)	(15)	(16)
Interest expense, net
Loss on early extinguishment of debt
Gain on sale of shares of Orbitz Worldwide
Equity in earnings (losses) of subsidiaries	16	(97)	(10)	(99)
Income (loss) before income taxes and share of earnings (losses) in equity method investments	4	(105)	(25)	(115)
Provision for income taxes
Share of earnings (losses) in equity method investments
Net income (loss)	4	(105)	(25)	(115)
Net income attributable to non-controlling interest in subsidiaries
Net income (loss) attributable to the Company	4	(105)	(25)	(115)
Intermediate Parent Guarantor [Member]
Condensed Income Statements, Captions [Line Items]
Net revenue
Costs and expenses
Cost of revenue
Selling, general and administrative	(1)		(3)
Depreciation and amortization
Total costs and expenses	(1)		(3)
Operating income	1		3
Interest expense, net
Loss on early extinguishment of debt
Gain on sale of shares of Orbitz Worldwide	52		52
Equity in earnings (losses) of subsidiaries	(144)	(143)	(217)	(198)
Income (loss) before income taxes and share of earnings (losses) in equity method investments	(91)	(143)	(162)	(198)
Provision for income taxes
Share of earnings (losses) in equity method investments	1		(3)	2
Net income (loss)	(90)	(143)	(165)	(196)
Net income attributable to non-controlling interest in subsidiaries
Net income (loss) attributable to the Company	(90)	(143)	(165)	(196)
Issuer [Member]
Condensed Income Statements, Captions [Line Items]
Net revenue
Costs and expenses
Cost of revenue
Selling, general and administrative		12	(1)	8
Depreciation and amortization
Total costs and expenses		12	(1)	8
Operating income		(12)	1	(8)
Interest expense, net	(85)	(101)	(166)	(169)
Loss on early extinguishment of debt	(9)	(49)	(14)	(49)
Gain on sale of shares of Orbitz Worldwide
Equity in earnings (losses) of subsidiaries	(50)	18	(38)	28
Income (loss) before income taxes and share of earnings (losses) in equity method investments	(144)	(144)	(217)	(198)
Provision for income taxes		1
Share of earnings (losses) in equity method investments
Net income (loss)	(144)	(143)	(217)	(198)
Net income attributable to non-controlling interest in subsidiaries
Net income (loss) attributable to the Company	(144)	(143)	(217)	(198)
Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net revenue	215	205	425	417
Costs and expenses
Cost of revenue	138	115	274	253
Selling, general and administrative	82	33	85	55
Depreciation and amortization	40	35	94	74
Total costs and expenses	260	183	453	382
Operating income	(45)	22	(28)	35
Interest expense, net	(2)	(3)	(4)	(5)
Loss on early extinguishment of debt
Gain on sale of shares of Orbitz Worldwide
Equity in earnings (losses) of subsidiaries
Income (loss) before income taxes and share of earnings (losses) in equity method investments	(47)	19	(32)	30
Provision for income taxes	(3)	(1)	(6)	(2)
Share of earnings (losses) in equity method investments
Net income (loss)	(50)	18	(38)	28
Net income attributable to non-controlling interest in subsidiaries
Net income (loss) attributable to the Company	(50)	18	(38)	28
Non-Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Net revenue	336	332	698	668
Costs and expenses
Cost of revenue	199	211	416	406
Selling, general and administrative	4	53	89	121
Depreciation and amortization	17	14	19	27
Total costs and expenses	220	278	524	554
Operating income	116	54	174	114
Interest expense, net
Loss on early extinguishment of debt
Gain on sale of shares of Orbitz Worldwide
Equity in earnings (losses) of subsidiaries
Income (loss) before income taxes and share of earnings (losses) in equity method investments	116	54	174	114
Provision for income taxes	(9)	(6)	(16)	(15)
Share of earnings (losses) in equity method investments
Net income (loss)	107	48	158	99
Net income attributable to non-controlling interest in subsidiaries	(1)	(2)	(3)	(2)
Net income (loss) attributable to the Company	106	46	155	97
Eliminations [Member]
Condensed Income Statements, Captions [Line Items]
Net revenue
Costs and expenses
Cost of revenue
Selling, general and administrative
Depreciation and amortization
Total costs and expenses
Operating income
Interest expense, net
Loss on early extinguishment of debt
Gain on sale of shares of Orbitz Worldwide
Equity in earnings (losses) of subsidiaries	178	222	265	269
Income (loss) before income taxes and share of earnings (losses) in equity method investments	178	222	265	269
Provision for income taxes
Share of earnings (losses) in equity method investments
Net income (loss)	178	222	265	269
Net income attributable to non-controlling interest in subsidiaries
Net income (loss) attributable to the Company	$ 178	$ 222	$ 265	$ 269