Consolidated Balance Sheets - USD ($) $ in Thousands		Mar. 31, 2015	Dec. 31, 2014	[1]
Current assets
Cash and cash equivalents		$ 59,823	$ 67,213
Accounts receivable, net	[2]	144,119	109,019
Other current assets	[3]	11,042	10,841
Total current assets		214,984	187,073
Note receivable - Anadarko		260,000	260,000
Property, plant and equipment
Cost		5,814,914	5,626,650
Less accumulated depreciation		1,368,045	1,055,207
Net property, plant and equipment		4,446,869	4,571,443
Goodwill		393,035	389,087
Other intangible assets		853,449	884,857
Equity investments		635,920	634,492
Other assets		27,616	28,289
Total assets		6,831,873	6,955,241
Current liabilities
Accounts and natural gas imbalance payables	[4]	51,015	54,232
Accrued ad valorem taxes		19,725	14,812
Accrued liabilities		171,217	170,864
Total current liabilities		241,957	241,058
Long-term debt		2,532,995	2,422,954
Deferred income taxes		7,327	45,656
Asset retirement obligations and other		114,766	111,714
Deferred purchase price obligation - Anadarko	[5]	175,696	0
Total long-term liabilities		2,830,784	2,580,324
Total liabilities		3,072,741	2,821,382
Equity and partners' capital
Common units (218,909,977 units issued and outstanding at March 31, 2015, and December 31, 2014)		1,156,508	1,260,195
Net investment by Anadarko		0	122,509
Total partners' capital		1,156,508	1,382,704
Noncontrolling interests		2,602,624	2,751,155
Total equity and partners' capital		3,759,132	4,133,859	[6]
Total liabilities, equity and partners' capital		6,831,873	6,955,241
Anadarko [Member]
Current liabilities
WGP working capital facility - Anadarko		$ 0	$ 1,150

[1] Financial information has been recast to include the financial position and results attributable to the DBJV system. See Note 1 and Note 2.

[2] Accounts receivable, net includes amounts receivable from affiliates (as defined in Note 1) of $38.8 million and $64.5 million as of March 31, 2015, and December 31, 2014, respectively.

[3] Other current assets includes natural gas imbalance receivables from affiliates of zero and $0.2 million as of March 31, 2015, and December 31, 2014, respectively.

[4] Accounts and natural gas imbalance payables includes amounts payable to affiliates of zero and $0.1 million as of March 31, 2015, and December 31, 2014, respectively.

[5] See Note 2.

[6] Financial information has been recast to include the financial position and results attributable to the DBJV system. See Note 1 and Note 2.