Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 30, 2014		Dec. 31, 2013
Common units issued	218,903,498		218,895,515
Common units outstanding	218,903,498		218,895,515
Accounts receivable, net	$ 108,809	[1]	$ 83,943	[1],[2]
Other current assets	4,914	[3]	10,799	[2],[3]
Accounts and natural gas imbalance payables	28,640	[4]	39,589	[2],[4]
Accrued liabilities	133,146	[5]	138,034	[2],[5]
Affiliated Entity [Member]
Accounts receivable, net	69,600		47,800
Other current assets	200		100
Accounts and natural gas imbalance payables	100		2,300
Accrued liabilities	$ 0		$ 100

[1] Accounts receivable, net includes amounts receivable from affiliates (as defined in Note 1) of $69.6 million and $47.8 million as of June 30, 2014, and December 31, 2013, respectively.

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

[3] Other current assets includes natural gas imbalance receivables from affiliates of $0.2 million and $0.1 million as of June 30, 2014, and December 31, 2013, respectively.

[4] Accounts and natural gas imbalance payables includes amounts payable to affiliates of $0.1 million and $2.3 million as of June 30, 2014, and December 31, 2013, respectively.

[5] Accrued liabilities includes amounts payable to affiliates of zero and $0.1 million as of June 30, 2014, and December 31, 2013, respectively.