CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash flows from operating activities:
Net income	$ 134,977	$ 111,164
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	61,426	53,776
Net changes in fair value of derivatives	80,975	54,387
Amortization of unfavorable storage contracts	(2,768)	(2,768)
Earnings from equity investments	(3,088)	(2,134)
Distributions from equity investments	374	500
Other non-cash items	11,202	12,463
Change in assets and liabilities, net of amounts related to acquisitions:
Accounts receivable	(38,405)	(7,477)
Construction and pipeline relocation receivables	1,027	3,539
Inventories	1,336	87,405
Prepaid and other current assets	(19,235)	(14,752)
Accounts payable	24,723	(12,638)
Accrued and other current liabilities	(41,927)	(41,891)
Other non-current assets	(517)	(1,898)
Other non-current liabilities	(4,054)	(2,053)
Net cash provided by operating activities	206,046	237,623
Cash flows from investing activities:
Capital expenditures	(112,345)	(134,024)
Acquisitions, net of working capital settlement	0	(2,812)
Proceeds from sale and disposition of assets	1,500	17
Escrow deposits	19,850	0
Net cash used in investing activities	(90,995)	(136,819)
Cash flows from financing activities:
Net proceeds from issuance of LP Units	37,590	3,682
Net proceeds from exercise of Unit options	161	136
Payment of tax withholding on issuance of LTIP awards	(4,909)	(6,465)
Debt issuance costs	0	(360)
Borrowings under BPL Credit Facility	343,500	392,000
Repayments under BPL Credit Facility	(375,500)	(292,000)
Net borrowings (repayments) under BMSC Credit Facility	38,112	(70,200)
Contributions from noncontrolling interests	2,200	12,600
Distributions paid to noncontrolling interests	(1,258)	(1,908)
Distributions paid to unitholders	(154,147)	(144,294)
Net cash used in financing activities	(114,251)	(106,809)
Net increase (decrease) in cash and cash equivalents	800	(6,005)
Cash and cash equivalents — Beginning of period	4,881	8,208
Cash and cash equivalents — End of period	$ 5,681	$ 2,203