Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014	Dec. 31, 2013
Current assets:
Cash and cash equivalents	$ 75,338	$ 79,351
Restricted cash	7,416	5,119
Accounts receivable (net of allowance of $3,268 and $3,661, respectively)	334,229	323,965
Accounts and Other Receivables, Net, Current	391,915	0
Receivable from affiliates	29,801	67,273
Inventories	44,380	44,295
Other current assets	20,765	14,011
Total current assets	903,844	534,014
Property, plant and equipment (net of accumulated depreciation of $212,882 and $188,720, respectively)	1,212,421	1,105,728
Equity method investments	633,375	565,124
Goodwill	69,019	62,021
Other intangible assets (net of accumulated amortization of $19,446 and $12,655, respectively)	170,235	174,838
Other noncurrent assets, net	33,550	28,889
Total assets	3,022,444	2,470,614
Current liabilities:
Accounts payable	261,280	254,467
Payable to affiliates	22,711	62,279
Accrued liabilities	70,350	83,429
Payables to pre-petition creditors	3,136	3,177
Warrant liability	76,084	58,134
Deferred revenue	22,237	25,538
Other current liabilities	575	12,153
Current portion of long-term debt	4,357	37
Total current liabilities	460,730	499,214
Long-term debt	1,213,068	615,088
Deferred income taxes	140,071	100,945
Other noncurrent liabilities	43,672	41,504
Commitments and contingencies (Note 9)
SemGroup owners’ equity:
Common stock, $0.01 par value (authorized - 100,000 shares; issued - 43,125 and 42,914 shares, respectively)	427	425
Additional paid-in capital	1,193,441	1,154,516
Treasury stock, at cost (485 and 438 shares, respectively)	(1,332)	(613)
Accumulated deficit	(101,668)	(97,572)
Accumulated other comprehensive loss	859	(2,854)
Total SemGroup Corporation owners’ equity	1,091,727	1,053,902
Noncontrolling interests in consolidated subsidiaries	73,176	159,961
Total owners’ equity	1,164,903	1,213,863
Total liabilities and owners’ equity	$ 3,022,444	$ 2,470,614