Average daily throughput threshold in barrels for conversion of Class A units

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Cash paid by subsidiary for acquisition in common control transaction

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Limited partners' capital account, units converted to common

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Quarterly distributions, per unit target amounts.

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Represents the purchase price in excess of histrorical cost which was attributed to the noncontrolling interest holders in the sale of an equity investment interest to a less-than wholly owned subsidiary. The offsetting adjustment to APIC is net of tax.

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Tax effect of adjustment to APIC from sale of equity investment to less than wholly owned subsidiary

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Transfer of entities in common control transaction

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This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

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Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees).

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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The difference between the carrying value and the sale price of equity securities, not separately or otherwise categorized as trading or available-for-sale. This element includes investments in which the entity holds a small ownership stake (generally, less than 20% of the shares outstanding) and cannot exert significant influence.

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Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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The number of units or percentage investment held by one or more members or limited partners of the LLC or LP.

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The number of limited partner units outstanding.

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The number of shares issued as [noncash or part noncash] consideration for a business or asset acquired. Noncash is defined as transactions during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.

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The number of units sold in a public offering of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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The cash inflow from the issuance of common limited partners units during the period.

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Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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The cash inflow associated with the sale of equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Cash received on stock transaction after deduction of issuance costs.

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The number of shares issued or sold by the subsidiary or equity method investee per stock transaction.

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Rose Rock Midstream, L.P. (Details Textual)					1 Months Ended				12 Months Ended
Rose Rock Midstream, L.P. (Details Textual)	Feb. 17, 2015 shares	Feb. 13, 2015 USD ($) shares	Jan. 02, 2015 shares	Jan. 11, 2013 USD ($) shares	Jun. 23, 2014 USD ($) shares	Dec. 16, 2013 USD ($) shares	Aug. 31, 2013 USD ($)	Aug. 30, 2013 shares	Dec. 31, 2015 USD ($) $ / Unit shares bbl	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Proceeds from Sale of Equity Method Investments									$ 56,318,000	$ 79,741,000	$ 0
Sale of interest in equity investment to related party									(20,772,000)	(31,930,000)	(67,291,000)
Tax effect of adjustment to APIC from sale of equity investment to less than wholly owned subsidiary									20,800,000	31,930,000	67,291,000
Tax effect of adjustment to APIC from sale of assets to less than wholly owned subsidiary									$ 20,800,000
Rose Rock Midstream L P [Member]
General partner ownership interest									2.00%
Limited partner ownership interest									55.10%
Proceeds from lines of credit				$ 133,500,000
Semcrude Pipeline [Member]
Gain on sale of interests in SemCrude Pipeline										0	0
Common Units [Member] \| Rose Rock Midstream L P [Member]
Common units representing limited partner interests \| shares									20,704,418
Limited Partners' Capital Account, Units Issued \| shares		2,300,000						4,750,000
Subordinated Units [Member] \| Rose Rock Midstream L P [Member]
Limited partners' capital account, units converted to common \| shares	8,389,709
Class A [Member] \| Rose Rock Midstream L P [Member]
Limited partners' capital account, units converted to common \| shares			3,750,000
Private Placement [Member] \| Common Units [Member] \| Rose Rock Midstream L P [Member]
Common units sold in public offering \| shares				2,000,000
Proceeds from issuance of common stock				$ 59,300,000
Glass Mountain Pipeline Llc [Member] \| Partnership Interest [Member]
Equity method investment, ownership percentage									50.00%
White Cliffs Pipeline, LLC [Member]
Equity method investment, ownership percentage									51.00%
Average daily throughput threshold in barrels for conversion of Class A units \| bbl									125,000
White Cliffs Pipeline, LLC [Member] \| Semcrude Pipeline [Member]
Equity method investment, ownership percentage									51.00%
General Partner [Member] \| Rose Rock Midstream L P [Member]
General partner ownership interest									2.00%
Common Units [Member] \| Rose Rock Midstream L P [Member]
Proceeds from Issuance of Common Limited Partners Units		$ 89,100,000					$ 152,500,000
Noncontrolling Interest [Member]
Sale of interest in equity investment to related party									$ (51,452,000)	(85,173,000)	(180,220,000)
Transfer of entities in common control transaction									51,500,000
Additional Paid-in Capital [Member]
Sale of interest in equity investment to related party									30,680,000	53,243,000	112,929,000
Transfer of entities in common control transaction									$ (30,700,000)
Contribution of WOT and 50% interest in Glass Mountain [Member] \| Rose Rock Midstream L P [Member]
Cash paid by subsidiary for acquisition in common control transaction		$ 251,200,000
Contribution of WOT and 50% interest in Glass Mountain [Member] \| Rose Rock Midstream L P [Member] \| Common Units [Member]
Noncash or Part Noncash Divestiture, Amount of Consideration Received \| shares		1,750,000
Third contribution of 33% Interest in SemCrude Pipeline [Domain] \| Semcrude Pipeline [Member]
Equity method investment, ownership percentage					33.00%
Third contribution of 33% Interest in SemCrude Pipeline [Domain] \| Rose Rock Midstream L P [Member] \| Common Units [Member]
Noncash or Part Noncash Divestiture, Amount of Consideration Received \| shares					2,425,000
Third contribution of 33% Interest in SemCrude Pipeline [Domain] \| Rose Rock Midstream L P [Member] \| Class A [Member]
Noncash or Part Noncash Divestiture, Amount of Consideration Received \| shares					1,250,000
Third contribution of 33% Interest in SemCrude Pipeline [Domain] \| Rose Rock Midstream L P [Member] \| Semcrude Pipeline [Member]
Proceeds from Sale of Equity Method Investments					$ 114,400,000
Initial contribution of 33% Interest in SemCrude Pipeline [Member] [Member] \| Semcrude Pipeline [Member]
Equity method investment, ownership percentage				33.00%
Initial contribution of 33% Interest in SemCrude Pipeline [Member] [Member] \| Rose Rock Midstream L P [Member] \| Common Units [Member]
Noncash or Part Noncash Divestiture, Amount of Consideration Received \| shares				1,500,000
Initial contribution of 33% Interest in SemCrude Pipeline [Member] [Member] \| Rose Rock Midstream L P [Member] \| Class A [Member]
Noncash or Part Noncash Divestiture, Amount of Consideration Received \| shares				1,250,000
Initial contribution of 33% Interest in SemCrude Pipeline [Member] [Member] \| Rose Rock Midstream L P [Member] \| Semcrude Pipeline [Member]
Proceeds from Sale of Equity Method Investments				$ 189,500,000
Second contribution of 33% Interest in SemCrude Pipeline [Member] \| Semcrude Pipeline [Member]
Equity method investment, ownership percentage						33.00%
Second contribution of 33% Interest in SemCrude Pipeline [Member] \| Rose Rock Midstream L P [Member] \| Common Units [Member]
Noncash or Part Noncash Divestiture, Amount of Consideration Received \| shares						1,500,000
Second contribution of 33% Interest in SemCrude Pipeline [Member] \| Rose Rock Midstream L P [Member] \| Class A [Member]
Noncash or Part Noncash Divestiture, Amount of Consideration Received \| shares						1,250,000
Second contribution of 33% Interest in SemCrude Pipeline [Member] \| Rose Rock Midstream L P [Member] \| Semcrude Pipeline [Member]
Proceeds from Sale of Equity Method Investments						$ 173,100,000
SemCrude Pipeline Acquisition Transactions [Member]
Transaction costs expensed										900,000	2,200,000
SemCrude Pipeline Acquisition Transactions [Member] \| Rose Rock Midstream L P [Member]
Transaction costs expensed										$ 400,000	900,000
Equity issuance costs paid from proceeds											1,600,000
SemCrude Pipeline Acquisition Transactions [Member] \| Revolving Credit Facility [Member] \| Rose Rock Midstream L P [Member]
Deferred borrowing costs											$ 1,600,000
Minimum [Member] \| First Target Distribution [Member] \| Rose Rock Midstream L P [Member]
Partners' minimum quarterly distribution per unit \| $ / Unit									0.3625
Crude Transportation [Member] \| Glass Mountain Pipeline Llc [Member]
Equity method investment, ownership percentage									50.00%
Crude Transportation [Member] \| White Cliffs Pipeline, LLC [Member]
Equity method investment, ownership percentage									51.00%
Crude Transportation [Member] \| Limited Partner [Member] \| Semcrude Pipeline [Member] \| Rose Rock Midstream L P [Member]
Limited partner ownership interest									100.00%