CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 2	$ 4,881
Accounts receivable, net	253,019	213,830
Construction and pipeline relocation receivables	17,825	13,491
Inventories	295,307	192,992
Derivative assets	3,674	78,285
Prepaid and other current assets	71,153	48,071
Total current assets	640,980	551,550
Property, plant and equipment	7,430,036	7,076,901
Less: Accumulated depreciation	(1,008,061)	(874,820)
Property, plant and equipment, net	6,421,975	6,202,081
Equity investments	89,948	84,128
Goodwill	1,001,190	998,748
Intangible assets	618,370	627,310
Less: Accumulated amortization	(178,091)	(135,938)
Intangible assets, net	440,279	491,372
Other non-current assets	42,660	41,402
Total assets	8,637,032	8,369,281
Current liabilities:
Line of credit	218,340	111,488
Accounts payable	91,884	82,691
Derivative liabilities	22,036	510
Accrued and other current liabilities	253,162	309,620
Total current liabilities	585,422	504,309
Long-term debt	3,826,860	3,732,824
Other non-current liabilities	111,816	115,407
Total liabilities	4,524,098	4,352,540
Commitments and contingencies (Note 3)	0	0
Buckeye Partners, L.P. capital:
Limited Partners (131,309,840 and 129,523,703 units outstanding as of September 30, 2016 and December 31, 2015, respectively)	3,913,401	3,833,230
Accumulated other comprehensive loss	(88,187)	(97,841)
Total Buckeye Partners, L.P. capital	3,825,214	3,735,389
Noncontrolling interests	287,720	281,352
Total partners’ capital	4,112,934	4,016,741
Total liabilities and partners’ capital	$ 8,637,032	$ 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.