Guarantor Subsidiaries (Schedule Of Guarantor Obligations, Balance Sheet) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2011	Dec. 31, 2010
Cash and cash equivalents	$ 1,316,516	$ 1,228,682	$ 1,219,156	$ 1,920,926
Accounts receivable, net of allowance	1,371,276	1,399,135
Other current assets	368,079	357,468
Total Current Assets	3,055,871	2,985,285
Property, plant and equipment, net	3,021,548	3,063,327
Definite-lived intangibles, net	1,882,905	2,017,760
Indefinite-lived intangible - licenses	3,515,666	3,517,071
Goodwill	4,183,156	4,186,718		4,119,326
Other assets	792,676	771,878
Total Assets	16,451,822	16,542,039
Accrued expenses	793,430	856,727
Accrued interest	155,567	160,361
Current portion of long-term debt	323,528	268,638
Deferred income	212,412	143,236
Total Current Liabilities	1,484,937	1,428,962
Long-term debt	20,391,288	19,938,531
Deferred income taxes	1,823,695	1,938,599
Other long-term liabilities	613,845	707,888
Total member's interest (deficit)	(7,861,943)	(7,471,941)	(7,270,025)	(7,204,686)
Total Liabilities and Member's Deficit	16,451,822	16,542,039
Parent Company [Member]
Intercompany receivables	33,886	30,270
Total Current Assets	35,450	32,521
Investment in subsidiaries	(8,467,018)	(8,342,987)
Total Assets	(8,431,568)	(8,310,466)
Accrued expenses	(989)	(641)
Total Current Liabilities	(989)	(641)
Deferred income taxes	(14,460)	(13,845)
Total member's interest (deficit)	(8,416,119)	(8,295,980)
Total Liabilities and Member's Deficit	(8,431,568)	(8,310,466)
Subsidiary Issuer [Member]
Cash and cash equivalents		1	1	1
Intercompany receivables	4,552,745	4,824,634
Other current assets	40,162	46,018
Total Current Assets	4,592,907	4,870,653
Intercompany notes receivable	962,000	962,000
Investment in subsidiaries	3,563,735	5,234,229
Other assets	136,371	167,337
Total Assets	9,255,013	11,234,219
Accrued expenses	(88,826)	(61,478)
Accrued interest	183,138	189,144
Current portion of long-term debt	300,275	243,927
Total Current Liabilities	394,587	371,593
Long-term debt	16,531,642	18,305,183
Long-term intercompany payable	712,310	655,930
Deferred income taxes	(65,653)	39,173
Other long-term liabilities	149,145	205,327
Total member's interest (deficit)	(8,467,018)	(8,342,987)
Total Liabilities and Member's Deficit	9,255,013	11,234,219
Guarantor Subsidiaries [Member]
Cash and cash equivalents	524,229	461,572	443,467	1,220,362
Accounts receivable, net of allowance	678,657	694,548
Intercompany receivables	139,564
Other current assets	114,409	107,564
Total Current Assets	1,456,859	1,263,684
Property, plant and equipment, net	805,529	815,245
Definite-lived intangibles, net	1,283,723	1,389,935
Indefinite-lived intangible - licenses	2,409,401	2,411,367
Goodwill	3,325,533	3,325,771
Investment in subsidiaries	635,292	2,844,451
Other assets	277,692	254,435
Total Assets	10,194,029	12,304,888
Accrued expenses	305,110	292,368
Accrued interest		(1)
Intercompany payable	4,586,631	4,743,944
Current portion of long-term debt	202	905
Deferred income	63,074	50,416
Total Current Liabilities	4,955,017	5,087,632
Long-term debt	4,000	3,321
Long-term intercompany payable		110
Intercompany long-term debt	962,000	962,000
Deferred income taxes	1,069,283	1,055,533
Other long-term liabilities	180,495	220,546
Total member's interest (deficit)	3,023,234	4,975,746
Total Liabilities and Member's Deficit	10,194,029	12,304,888
Non-Guarantor Subsidiaries [Member]
Cash and cash equivalents	792,287	767,109	775,688	700,563
Accounts receivable, net of allowance	692,619	704,587
Other current assets	242,272	277,695
Total Current Assets	1,727,178	1,749,391
Property, plant and equipment, net	2,216,019	2,248,082
Definite-lived intangibles, net	599,182	627,825
Indefinite-lived intangibles - permits	1,106,265	1,105,704
Goodwill	857,623	860,947
Long-term intercompany notes receivable	712,310	656,040
Investment in subsidiaries	364,215
Other assets	612,275	907,567
Total Assets	8,195,067	8,155,556
Accrued expenses	578,135	626,478
Accrued interest	2,757	2,277
Intercompany payable	139,564	110,960
Current portion of long-term debt	23,051	23,806
Deferred income	149,338	92,820
Total Current Liabilities	892,845	856,341
Long-term debt	4,719,185	2,522,103
Deferred income taxes	831,889	858,908
Other long-term liabilities	284,205	282,015
Total member's interest (deficit)	1,466,943	3,636,189
Total Liabilities and Member's Deficit	8,195,067	8,155,556
Consolidation, Eliminations [Member]
Intercompany receivables	(4,726,195)	(4,854,904)
Other current assets	(30,328)	(76,060)
Total Current Assets	(4,756,523)	(4,930,964)
Intercompany notes receivable	(962,000)	(962,000)
Long-term intercompany notes receivable	(712,310)	(656,040)
Investment in subsidiaries	4,270,299	264,307
Other assets	(600,185)	(557,461)
Total Assets	(2,760,719)	(6,842,158)
Accrued interest	(30,328)	(31,059)
Intercompany payable	(4,726,195)	(4,854,904)
Total Current Liabilities	(4,756,523)	(4,885,963)
Long-term debt	(863,539)	(892,076)
Long-term intercompany payable	(962,000)	(656,040)
Intercompany long-term debt	(712,310)	(962,000)
Deferred income taxes	2,636	(1,170)
Total member's interest (deficit)	4,531,017	555,091
Total Liabilities and Member's Deficit	$ (2,760,719)	$ (6,842,158)