Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 68,013	$ 74,216
Accounts receivable (net of allowance of $3,277 and $2,322, respectively)	474,795	418,339
Receivable from affiliates	5,531	25,455
Inventories	128,633	99,234
Other current assets	21,922	18,630
Total current assets	698,894	635,874
Property, plant and equipment (net of accumulated depreciation of $486,969 and $393,635, respectively)	3,394,035	1,762,072
Equity method investments	433,805	434,289
Goodwill	262,059	34,230
Other intangible assets (net of accumulated amortization of $51,469 and $39,018, respectively)	413,730	150,978
Other noncurrent assets	162,402	57,529
Total assets	5,364,925	3,074,972
Current liabilities:
Accounts payable	435,592	367,307
Payable to affiliates	4,877	26,508
Accrued liabilities	106,045	81,104
Deferred revenue	9,230	10,571
Other current liabilities	4,242	2,839
Long-term debt, net	5,529	26
Total current liabilities	565,515	488,355
Long-term debt, net	3,009,429	1,050,918
Deferred income taxes	57,476	64,501
Other noncurrent liabilities	38,614	25,233
Commitments and contingencies (Note 10)
SemGroup owners’ equity:
Preferred stock, $0.01 par value (authorized - 4,000 shares; issued - none)	0	0
Common stock, $0.01 par value (authorized - 100,000 shares; issued - 79,679 and 67,079 shares, respectively)	785	659
Additional paid-in capital	1,804,277	1,561,695
Treasury stock, at cost (1,018 and 980 shares, respectively)	(7,919)	(6,558)
Accumulated deficit	(53,553)	(35,917)
Accumulated other comprehensive loss	(49,699)	(73,914)
Total SemGroup Corporation owners’ equity	1,693,891	1,445,965
Total liabilities and owners’ equity	$ 5,364,925	$ 3,074,972

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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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.