Condensed Consolidating Financial Statements Condensed Consolidating Financial Statements (Income Statement) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Condensed Income Statements, Captions [Line Items]
Revenue, Net	$ 519,550	$ 395,328	$ 1,566,197	$ 1,156,611
Operating expenses
Cost of Revenue	252,556	157,054	701,771	431,389
Selling, General and Administrative Expense	132,851	105,952	420,097	314,383
Restructuring Charges	5,619	0	6,772	0
Depreciation, Depletion and Amortization, Nonproduction	18,295	9,935	50,220	46,588
Total Operating Expenses	409,321	272,941	1,178,860	659,416
Operating Income	110,229	122,387	387,337	497,195
Interest Income (Expense), Net	(31,316)		(96,352)
Income (Loss) from Equity Method Investments	0		0
Miscellaneous, net	(11,766)	(65)	(16,007)	(411)
Total nonoperating income (expense)	(43,082)	(29,653)	(112,359)	(86,714)
Income from continuing operations before income taxes	67,147	92,734	274,978	410,481
Income Tax (Expense) Benefit	(13,078)	(34,784)	(88,742)	(155,283)
Income from continuing operations	54,069	57,950	186,236	255,198
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	(966)	0	(3,448)	0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	53,103	57,950	182,788	255,198
Net (Income) Loss Attributable to Noncontrolling Interest	57	161	394	161
Net Income (Loss) Attributable to Parent	53,160	58,111	183,182	255,359
Consolidation, Eliminations [Member]
Condensed Income Statements, Captions [Line Items]
Revenue, Net	0		0
Operating expenses
Cost of Revenue	0		0
Selling, General and Administrative Expense	0		10
Restructuring Charges	0		0
Depreciation, Depletion and Amortization, Nonproduction	0		0
Total Operating Expenses	0		10
Operating Income	0		(10)
Interest Income (Expense), Net	0		0
Income (Loss) from Equity Method Investments	(150,065)		(395,011)
Miscellaneous, net	0		10
Total nonoperating income (expense)	(150,065)		(395,001)
Income from continuing operations before income taxes	(150,065)		(395,011)
Income Tax (Expense) Benefit	0		0
Income from continuing operations	(150,065)		(395,011)
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	0		0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(150,065)		(395,011)
Net (Income) Loss Attributable to Noncontrolling Interest	0		0
Net Income (Loss) Attributable to Parent	(150,065)		(395,011)
Parent Company [Member]
Condensed Income Statements, Captions [Line Items]
Revenue, Net	0		0
Operating expenses
Cost of Revenue	0		0
Selling, General and Administrative Expense	0		0
Restructuring Charges	0		0
Depreciation, Depletion and Amortization, Nonproduction	0		0
Total Operating Expenses	0		0
Operating Income	0		0
Interest Income (Expense), Net	(17,512)		(59,697)
Income (Loss) from Equity Method Investments	151,603		390,479
Miscellaneous, net	(57,230)		(55,388)
Total nonoperating income (expense)	76,861		275,394
Income from continuing operations before income taxes	76,861		275,394
Income Tax (Expense) Benefit	(23,701)		(92,212)
Income from continuing operations	53,160		183,182
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	0		0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	53,160		183,182
Net (Income) Loss Attributable to Noncontrolling Interest	0		0
Net Income (Loss) Attributable to Parent	53,160		183,182
Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Revenue, Net	420,227		1,293,088
Operating expenses
Cost of Revenue	196,783		553,755
Selling, General and Administrative Expense	104,176		345,516
Restructuring Charges	4,746		4,746
Depreciation, Depletion and Amortization, Nonproduction	9,045		25,765
Total Operating Expenses	314,750		929,782
Operating Income	105,477		363,306
Interest Income (Expense), Net	(11,904)		(32,489)
Income (Loss) from Equity Method Investments	(1,538)		4,532
Miscellaneous, net	50,264		49,930
Total nonoperating income (expense)	36,822		21,973
Income from continuing operations before income taxes	142,299		385,279
Income Tax (Expense) Benefit	8,853		3,895
Income from continuing operations	151,152		389,174
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	0		0
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	151,152		389,174
Net (Income) Loss Attributable to Noncontrolling Interest	451		1,305
Net Income (Loss) Attributable to Parent	151,603		390,479
Non-Guarantor Subsidiaries [Member]
Condensed Income Statements, Captions [Line Items]
Revenue, Net	99,323		273,109
Operating expenses
Cost of Revenue	55,773		148,016
Selling, General and Administrative Expense	28,675		74,571
Restructuring Charges	873		2,026
Depreciation, Depletion and Amortization, Nonproduction	9,250		24,455
Total Operating Expenses	94,571		249,068
Operating Income	4,752		24,041
Interest Income (Expense), Net	(1,900)		(4,166)
Income (Loss) from Equity Method Investments	0		0
Miscellaneous, net	(4,800)		(10,559)
Total nonoperating income (expense)	(6,700)		(14,725)
Income from continuing operations before income taxes	(1,948)		9,316
Income Tax (Expense) Benefit	1,770		(425)
Income from continuing operations	(178)		8,891
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest	(966)		(3,448)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	(1,144)		5,443
Net (Income) Loss Attributable to Noncontrolling Interest	(394)		(911)
Net Income (Loss) Attributable to Parent	$ (1,538)		$ 4,532