Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 40,598	$ 79,351
Restricted cash	6,980	5,119
Accounts receivable (net of allowance of $3,260 and $3,661 at December 31, 2014 and 2013, respectively)	351,334	323,965
Receivable from affiliates	16,819	67,273
Inventories	43,532	44,295
Other current assets	20,017	14,011
Total current assets	479,280	534,014
Property, plant and equipment (net of accumulated depreciation of $245,629 and $188,720 at December 31, 2014 and 2013, respectively)	1,256,825	1,105,728
Equity method investments	577,920	565,124
Goodwill	58,326	62,021
Other intangible assets (net of accumulated amortization of $20,545 and $12,655 at December 31, 2014 and 2013, respectively)	173,065	174,838
Other noncurrent assets, net	44,386	28,889
Total assets	2,589,802	2,470,614
Current liabilities:
Accounts payable	257,177	254,467
Payable to affiliates	13,460	62,279
Accrued liabilities	92,694	83,429
Payables to pre-petition creditors	3,129	3,177
Warrant liability	0	58,134
Deferred revenue	23,688	25,538
Other current liabilities	1,474	12,153
Current portion of long-term debt	40	37
Total current liabilities	391,662	499,214
Long-term debt	767,092	615,088
Deferred income taxes	161,956	100,945
Other noncurrent liabilities	49,655	41,504
Commitments and contingencies (Note 17)
SemGroup Corporation owners’ equity:
Common stock, $0.01 par value (authorized - 100,000 shares; issued - 44,689 and 42,898 shares, respectively)	436	425
Additional paid-in capital	1,245,877	1,154,516
Treasury stock, at cost (862 and 437 shares, respectively)	(1,332)	(613)
Accumulated deficit	(68,332)	(97,572)
Accumulated other comprehensive loss	(27,141)	(2,854)
Total SemGroup Corporation owners’ equity	1,149,508	1,053,902
Noncontrolling interests in consolidated subsidiaries	69,929	159,961
Total owners’ equity	1,219,437	1,213,863
Total liabilities and owners’ equity	$ 2,589,802	$ 2,470,614