CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 14,762	$ 4,881
Accounts receivable, net	222,338	213,830
Construction and pipeline relocation receivables	12,315	13,491
Inventories	247,294	192,992
Derivative assets	4,423	78,285
Prepaid and other current assets	76,006	48,071
Total current assets	577,138	551,550
Property, plant and equipment	7,287,984	7,076,901
Less: Accumulated depreciation	(962,829)	(874,820)
Property, plant and equipment, net	6,325,155	6,202,081
Equity investments	87,944	84,128
Goodwill	998,659	998,748
Intangible assets	627,310	627,310
Less: Accumulated amortization	(169,991)	(135,938)
Intangible assets, net	457,319	491,372
Other non-current assets	41,977	41,402
Total assets	8,488,192	8,369,281
Current liabilities:
Line of credit	177,489	111,488
Accounts payable	77,985	82,691
Derivative liabilities	16,436	510
Accrued and other current liabilities	279,897	309,620
Total current liabilities	551,807	504,309
Long-term debt	3,738,610	3,732,824
Other non-current liabilities	112,851	115,407
Total liabilities	4,403,268	4,352,540
Commitments and contingencies (Note 3)	0	0
Buckeye Partners, L.P. capital:
Limited Partners (131,048,415 and 129,523,703 units outstanding as of June 30, 2016 and December 31, 2015, respectively)	3,890,598	3,833,230
Accumulated other comprehensive loss	(92,528)	(97,841)
Total Buckeye Partners, L.P. capital	3,798,070	3,735,389
Noncontrolling interests	286,854	281,352
Total partners’ capital	4,084,924	4,016,741
Total liabilities and partners’ capital	$ 8,488,192	$ 8,369,281

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount due from customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer), for goods or services (including trade receivables) that have been delivered or sold in the normal course of business, reduced to the estimated net realizable fair value by an allowance established by the entity of the amount it deems uncertain of collection.