Debt Instrument, Covenant, Leverage Ratio Required, Maximum

No definition available.

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- Definition

Debt Instrument, Covenant, Leverage Ratio Required, Minimum

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 20
-Article 5

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 03
-Paragraph 16
-Article 9

+ Details

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- Definition

Amount of the required periodic payments applied to principal.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

The carrying amounts of cash and cash equivalent items which are restricted as to withdrawal or usage. Restrictions may include legally restricted deposits held as compensating balances against borrowing arrangements, contracts entered into with others, or entity statements of intention with regard to particular deposits; however, time deposits and short-term certificates of deposit are not generally included in legally restricted deposits. Excludes compensating balance arrangements that are not agreements which legally restrict the use of cash amounts shown on the balance sheet. This element is for unclassified presentations; for classified presentations there is a separate and distinct element.

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Debt - Wyoming Refining Credit Facility (Details)		9 Months Ended
Debt - Wyoming Refining Credit Facility (Details)	Jul. 14, 2016 USD ($)	Sep. 30, 2016 USD ($)	Dec. 31, 2016	Aug. 31, 2016	Jul. 31, 2016	Dec. 31, 2015 USD ($)
Line of Credit Facility [Line Items]
Principal amount of long-term debt		$ 412,961,000				$ 170,119,000
Wyoming Refining Company \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Line credit maximum borrowing amount	$ 30,000,000
Term Loan \| Wyoming Refining Company
Line of Credit Facility [Line Items]
Leverage ratio required, maximum		2.5		2.5	2.5
Restricted cash		$ 10,000,000
Scenario, Forecast \| Term Loan \| Wyoming Refining Company
Line of Credit Facility [Line Items]
Leverage ratio required, maximum			3.00
Leverage ratio required, minimum			1.25
London Interbank Offered Rate (LIBOR) \| Wyoming Refining Company \| Revolving Credit Facility
Line of Credit Facility [Line Items]
Margin on LIBOR rate	3.00%
Wyoming Refining Senior Secured Term Loan
Line of Credit Facility [Line Items]
Quarterly principal payments		2,300,000
Principal amount of long-term debt		58,036,000				0
Wyoming Refining Senior Secured Revolver
Line of Credit Facility [Line Items]
Principal amount of long-term debt		$ 16,600,000				$ 0