CONDENSED CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 4,889	$ 6,776
Trade receivables, net	213,091	262,023
Construction and pipeline relocation receivables	14,924	13,078
Inventories	194,876	259,163
Derivative assets	6,466	1,719
Prepaid and other current assets	73,852	91,563
Total current assets	508,098	634,322
Property, plant and equipment, net	4,274,660	4,188,648
Equity investments	72,023	68,713
Goodwill	812,297	818,121
Intangible assets, net	205,493	219,247
Other non-current assets	51,567	51,958
Total assets	5,924,138	5,981,009
Current liabilities:
Line of credit	76,000	206,200
Accounts payable	94,519	112,792
Derivative liabilities	2,531	82,989
Accrued and other current liabilities	195,536	192,385
Total current liabilities	368,586	594,366
Long-term debt	2,569,630	2,735,244
Long-term derivative liabilities	35,237	57,805
Other non-current liabilities	199,138	204,754
Total liabilities	3,172,591	3,592,169
Commitments and contingencies (Note 3)
Buckeye Partners, L.P. capital:
Accumulated other comprehensive loss	(124,529)	(158,779)
Total Buckeye Partners, L.P. capital	2,736,664	2,372,313
Noncontrolling interests	14,883	16,527
Total partners' capital	2,751,547	2,388,840
Total liabilities and partners' capital	5,924,138	5,981,009
Limited Partners
Buckeye Partners, L.P. capital:
Limited Partners	2,434,991	2,117,788
Class B Units
Buckeye Partners, L.P. capital:
Limited Partners	$ 426,202	$ 413,304