Consolidated Statements of Changes in Owners' Equity (USD $) In Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]
Beginning Balance at Dec. 31, 2010	$ 855,068	$ 415	$ 1,023,727	$ 0	$ (170,189)	$ 1,115	$ 0
Net income (loss)	2,812	0	0	0	2,377	0	435
Other comprehensive income (loss)	(14,990)	0	0	0	0	(14,990)	0
Non-cash equity compensation	8,641	0	8,641	0	0	0	0
Issuance of common stock under compensation plans	0	3	(3)	0	0	0	0
Net proceeds from issuance of Rose Rock Midstream, L.P. common units	127,134	0	0	0	0	0	127,134
Ending Balance at Dec. 31, 2011	978,665	418	1,032,365	0	(167,812)	(13,875)	127,569
Net income (loss)	31,897	0	0	0	22,100	0	9,797
Other comprehensive income (loss)	12,576	0	0	0	0	12,576	0
Distributions to noncontrolling interests	(8,502)	0	0	0	0	0	(8,502)
Non-cash equity compensation	6,503	0	6,195	0	0	0	308
Issuance of common stock under compensation plans	0	2	(2)	0	0	0	0
Repurchase of common stock	(242)	0	0	(242)	0	0	0
Other	0	0	0	0	38	0	(38)
Warrants exercised	631	0	631	0	0	0	0
Ending Balance at Dec. 31, 2012	1,021,528	420	1,039,189	(242)	(145,674)	(1,299)	129,134
Net income (loss)	65,812	0	0	0	48,102	0	17,710
Other comprehensive income (loss)	(1,555)	0	0	0	0	(1,555)	0
Distributions to noncontrolling interests	(17,647)	0	0	0	0	0	(17,647)
Non-cash equity compensation	7,330	0	6,524	0	0	0	806
Issuance of common stock under compensation plans	0	1	(1)	0	0	0	0
Repurchase of common stock	(371)	0	0	(371)	0	0	0
Net proceeds from issuance of Rose Rock Midstream, L.P. common units	210,226	0	0	0	0	0	210,226
Transfer of SemCrude Pipeline interest to Rose Rock	(67,291)	0	112,929	0	0	0	(180,220)
Warrants exercised	21,379	4	21,375	0	0	0	0
Dividends paid	(25,429)	0	(25,429)	0	0	0	0
Unvested dividend equivalent rights	(119)	0	(71)	0	0	0	(48)
Ending Balance at Dec. 31, 2013	$ 1,213,863	$ 425	$ 1,154,516	$ (613)	$ (97,572)	$ (2,854)	$ 159,961