Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands		Jun. 30, 2017	Dec. 31, 2016
Common units issued		218,933,141	218,928,570
Common units outstanding		218,933,141	218,928,570
Accounts receivable, net	[1]	$ 136,406	$ 223,021
Accounts and imbalance payables	[2]	198,496	247,076
Accrued liabilities	[3]	56,981	45,190
Affiliates [Member]
Accounts receivable, net		63,000	76,400
Accounts and imbalance payables		200	0
Accrued liabilities		$ 300	$ 0

[1] Accounts receivable, net includes amounts receivable from affiliates (as defined in Note 1) of $63.0 million and $76.4 million as of June 30, 2017, and December 31, 2016, respectively. Accounts receivable, net as of December 31, 2016, also includes an insurance claim receivable related to an incident at the DBM complex. See Note 1.

[2] Accounts and imbalance payables includes affiliate amounts of $0.2 million and zero as of June 30, 2017, and December 31, 2016, respectively.

[3] Accrued liabilities includes affiliate amounts of $0.3 million and zero as of June 30, 2017, and December 31, 2016, respectively.