Supplemental Condensed Consolidating Financial Information (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013	Jun. 30, 2013	Dec. 31, 2012
Supplemental Condensed Consolidating Financial Information
Ownership of the Partnership in its guarantor subsidiaries (as a percent)	100.00%
Current assets:
Cash and cash equivalents	$ 299,412	$ 85,305	$ 354,554	$ 345,756
Restricted cash	10,000	10,000
Receivables and other current assets	417,111	407,738
Fair value of derivative instruments	5,935	11,457
Receivables from unconsolidated affiliates	13,977
Total current assets	746,435	514,500
Total property, plant and equipment, net	7,736,888	7,693,169
Other long-term assets:
Restricted cash	10,000	10,000
Investment in unconsolidated affiliates	629,927	75,627
Intangibles, net of accumulated amortization	842,227	874,792
Fair value of derivative instruments		505
Other long-term assets	217,913	227,830
Total assets	10,183,390	9,396,423
Current liabilities:
Fair value of derivative instruments	21,930	28,838
Other current liabilities	720,541	838,935
Total current liabilities	742,471	867,773
Deferred income taxes	305,525	287,566
Fair value of derivative instruments	35,668	27,763
Long-term debt, net of discounts	3,464,637	3,023,071
Other long-term liabilities	162,828	156,500
Redeemable non-controlling interest	70,711	235,617	486,670
Equity:
Non-controlling interest in consolidated subsidiaries	885,532	719,813
Total equity	5,401,550	4,798,133	3,482,316	3,111,398
Total liabilities and equity	10,183,390	9,396,423
Common Units
Equity:
Common units or Class B units	3,913,993	3,476,295
Total equity	3,913,993	3,476,295	2,273,759	2,097,404
Class B Units
Equity:
Common units or Class B units	602,025	602,025
Total equity	602,025	602,025	752,531	752,531
Reportable legal entities | Parent
Current assets:
Cash and cash equivalents	15	224	135,188	210,015
Receivables and other current assets	5,094	6,248
Intercompany receivables	2,012,956	1,194,955
Total current assets	2,018,065	1,201,427
Total property, plant and equipment, net	8,340	5,379
Other long-term assets:
Investment in consolidated affiliates	5,813,027	5,741,374
Intercompany notes receivable	137,000	151,200
Other long-term assets	49,898	52,338
Total assets	8,026,330	7,151,718
Current liabilities:
Intercompany payables	3,109
Other current liabilities	58,602	58,110
Total current liabilities	61,711	58,110
Deferred income taxes	3,815	3,407
Long-term debt, net of discounts	3,464,637	3,023,071
Other long-term liabilities	6,657	3,745
Equity:
Total equity	4,489,510	4,063,385
Total liabilities and equity	8,026,330	7,151,718
Reportable legal entities | Parent | Common Units
Equity:
Common units or Class B units	3,887,485	3,461,360
Reportable legal entities | Parent | Class B Units
Equity:
Common units or Class B units	602,025	602,025
Reportable legal entities | Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	51,580	79,363	127,186	102,979
Receivables and other current assets	273,520	266,610
Intercompany receivables	76,174	78,010
Fair value of derivative instruments	4,828	10,444
Receivables from unconsolidated affiliates	1,546
Total current assets	407,648	434,427
Total property, plant and equipment, net	2,139,094	2,149,845
Other long-term assets:
Investment in unconsolidated affiliates	81,843	75,627
Investment in consolidated affiliates	5,523,135	4,541,617
Intangibles, net of accumulated amortization	571,361	595,995
Fair value of derivative instruments		505
Other long-term assets	92,065	92,276
Total assets	8,815,146	7,890,292
Current liabilities:
Intercompany payables	2,074,930	1,315,707
Fair value of derivative instruments	20,288	26,382
Other current liabilities	284,191	199,146
Total current liabilities	2,379,409	1,541,235
Deferred income taxes	301,710	284,159
Long-term intercompany financing payable	137,000	151,200
Fair value of derivative instruments	35,668	27,763
Other long-term liabilities	148,332	144,561
Equity:
Total equity	5,813,027	5,741,374
Total liabilities and equity	8,815,146	7,890,292
Reportable legal entities | Guarantor Subsidiaries | Common Units
Equity:
Common units or Class B units	5,813,027	5,741,374
Reportable legal entities | Non-Guarantor Subsidiaries
Current assets:
Cash and cash equivalents	247,817	5,718	92,180	32,762
Restricted cash	10,000	10,000
Receivables and other current assets	138,497	134,880
Intercompany receivables	67,906	125,115
Fair value of derivative instruments	1,107	1,013
Receivables from unconsolidated affiliates	12,431
Total current assets	477,758	276,726
Total property, plant and equipment, net	5,650,985	5,622,602
Other long-term assets:
Restricted cash	10,000	10,000
Investment in unconsolidated affiliates	558,603
Intangibles, net of accumulated amortization	270,866	278,797
Other long-term assets	75,950	83,216
Total assets	7,044,162	6,271,341
Current liabilities:
Intercompany payables	78,997	82,373
Fair value of derivative instruments	1,642	2,456
Other current liabilities	380,010	583,810
Total current liabilities	460,649	668,639
Long-term intercompany financing payable	96,296	97,461
Other long-term liabilities	7,839	8,194
Equity:
Total equity	6,479,378	5,497,047
Total liabilities and equity	7,044,162	6,271,341
Reportable legal entities | Non-Guarantor Subsidiaries | Common Units
Equity:
Common units or Class B units	6,479,378	5,497,047
Consolidating Adjustments
Current assets:
Intercompany receivables	(2,157,036)	(1,398,080)
Total current assets	(2,157,036)	(1,398,080)
Total property, plant and equipment, net	(61,531)	(84,657)
Other long-term assets:
Investment in unconsolidated affiliates	(10,519)
Investment in consolidated affiliates	(11,336,162)	(10,282,991)
Intercompany notes receivable	(137,000)	(151,200)
Total assets	(13,702,248)	(11,916,928)
Current liabilities:
Intercompany payables	(2,157,036)	(1,398,080)
Other current liabilities	(2,262)	(2,131)
Total current liabilities	(2,159,298)	(1,400,211)
Long-term intercompany financing payable	(233,296)	(248,661)
Redeemable non-controlling interest	70,711	235,617
Equity:
Non-controlling interest in consolidated subsidiaries	885,532	719,813
Total equity	(11,380,365)	(10,503,673)
Total liabilities and equity	(13,702,248)	(11,916,928)
Consolidating Adjustments | Common Units
Equity:
Common units or Class B units	$ (12,265,897)	$ (11,223,486)