Consolidated Statements Of Equity (USD $) In Thousands	Total	Common Stock	Additional Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Non-controlling Interest
Beginning Balance at Dec. 31, 2009	$ 1,207,781	$ 1,527	$ 194,802	$ 1,134,341	$ (25,700)	$ (685,931)	$ 588,742
Net income	133,051	0	0	103,964	0	0	29,087
Dividends	(31,977)	0	0	(31,977)	0	0	0
Distributions to noncontrolling interest holders	(48,493)	0	0	0	0	0	(48,493)
Other comprehensive income (loss), net of tax	(2,169)	0	0	0	(546)	0	(1,623)
Contribution from joint venture partner	23,500	0	0	0	0	0	23,500
Issuance of common stock and tax benefit on exercise of stock options	534	0	534	0	0	0	0
Issuance of common stock under incentive compensation plans, net of forfeitures	0	(1)	(9,494)	0	0	9,495	0
Equity-based compensation, net of tax benefit	9,988	0	7,773	0	0	0	2,215
Purchase of treasury stock	(1,368)	0	0	0	0	(1,368)	0
Other	(2,708)	0	0	0	0	0	(2,708)
Ending Balance at Dec. 31, 2010	1,288,139	1,526	193,615	1,206,328	(26,246)	(677,804)	590,720
Net income	1,059,704	0	0	1,023,397	0	0	36,307
Dividends	(265,069)	0	0	(265,069)	0	0	0
Distributions to noncontrolling interest holders	(50,874)	0	0	0	0	0	(50,874)
Other comprehensive income (loss), net of tax	106,696	0	0	0	103,881	0	2,815
Issuance of common stock upon merger with Frontier Oil Corporation	3,705,240	1,037	3,704,203	0	0	0	0
Allocated equity on HEP common unit issuances, net of tax	(27,795)	0	(44,885)	0	238	0	16,852
Contribution from joint venture partner	36,500	0	0	0	0	0	36,500
Issuance of common stock under incentive compensation plans, net of forfeitures	0	0	(20,150)	0	0	20,150	0
Equity-based compensation, net of tax benefit	28,630	0	26,584	0	0	0	2,046
Purchase of treasury stock	(42,795)	0	0	0	0	(42,795)	0
Other	(2,476)	0	0	0	0	0	(2,476)
Ending Balance at Dec. 31, 2011	5,835,900	2,563	3,859,367	1,964,656	77,873	(700,449)	631,890
Net income	1,760,033	0	0	1,727,172	0	0	32,861
Dividends	(637,059)	0	0	(637,059)	0	0	0
Distributions to noncontrolling interest holders	(58,788)	0	0	0	0	0	(58,788)
Other comprehensive income (loss), net of tax	(84,934)	0	0	0	(86,298)	0	1,364
Allocated equity on HEP common unit issuances, net of tax	(7,299)	0	11,469	0	0	0	(18,768)
Contribution from joint venture partner	3,000	0	0	0	0	0	3,000
Issuance of common stock under incentive compensation plans, net of forfeitures	0	(3)	(27,809)	0	0	27,812	0
Equity-based compensation, net of tax benefit	62,564	0	59,706	0	0	0	2,858
Purchase of treasury stock	(234,666)	0	0	0	0	(234,666)	0
Net proceeds received under structured share repurchase arrangement	8,620	0	8,620	0	0	0	0
Purchase of HEP units for restricted grants	(4,713)	0	0	0	0	0	(4,713)
Ending Balance at Dec. 31, 2012	$ 6,642,658	$ 2,560	$ 3,911,353	$ 3,054,769	$ (8,425)	$ (907,303)	$ 589,704