Average Shareholder Return Achieved By Equally-Weighted Independent Refining Companies, Period

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- Definition

Current Estimated Percentage Of Share Units Awarded Ultimately Issued

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- Definition

Percentage of share units awarded ,payable

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- Definition

Percentage Of Share Units Awarded Ultimately Issued

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Percentage Payout

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No definition available.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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- Definition

As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest.

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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- Definition

The total fair value of equity-based awards for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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- Definition

Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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Value of stock (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of stock value of such awards forfeited. Stock issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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-Publisher AICPA

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Stock-Based Compensation (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended				3 Months Ended	12 Months Ended		3 Months Ended	12 Months Ended	3 Months Ended	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012 Restricted Stock [Member]	Dec. 31, 2012 Performance Share Units [Member]	Dec. 31, 2012 Performance Share Units [Member]	Dec. 31, 2012 Minimum [Member] Restricted Stock [Member]	Dec. 31, 2012 Minimum [Member] Performance Share Units [Member]	Dec. 31, 2012 Maximum [Member] Restricted Stock [Member]	Dec. 31, 2012 Maximum [Member] Performance Share Units [Member]	Dec. 31, 2012 HEP	Dec. 31, 2011 HEP	Dec. 31, 2010 HEP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost attributable to share-based compensation plans	$ 36.3	$ 24.7	$ 9.3								$ 2.7	$ 2.1	$ 2.2
Stock vesting period, years							1 year		3 years	3 years
Restrictes stock vested in period				1,035,025		452,357
Fair value of restricted stock vested				27.7
Total unrecognized compensation cost related to non-vested grants				17.4	26.7	26.7
Total unrecognized compensation cost, weighted-average period of recognition, years				1 year 8 months 15 days		1 year 9 months 22 days
Percentage of share units awarded that will ultimately be issued, possible range								0.00%		200.00%
Percentage of share units awarded that will ultimately be issued, current estimate								110.00%		180.00%
Average shareholder return achieved by equally-weighted independent refining companies, period					3 years
Percentage of share units awarded, payable								0.00%		200.00%
Common stock issued, shares						869,231
Performance share units, vested in period, percentage payout						192.00%
Common stock issued, fair value						$ 6.0
Weighted average grant date fair value				$ 26.75		$ 35.38