Consolidated Statements Of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Sales and other revenues	$ 3,458,864	$ 2,714,638	$ 6,539,347	$ 4,733,362
Operating costs and expenses:
Cost of products sold (exclusive of lower of cost or market inventory valuation adjustment)	2,753,440	2,248,155	5,394,597	3,873,318
Lower of cost or market inventory valuation adjustment	83,982	(138,473)	95,805	(194,594)
Costs of products sold, net	2,837,422	2,109,682	5,490,402	3,678,724
Operating expenses (exclusive of depreciation and amortization)	315,652	251,336	622,769	503,919
General and administrative expenses (exclusive of depreciation and amortization)	59,576	29,655	116,646	55,276
Depreciation and amortization	105,282	90,423	201,322	178,303
Goodwill and asset impairment	19,247	654,084	19,247	654,084
Total operating costs and expenses	3,337,179	3,135,180	6,450,386	5,070,306
Income (loss) from operations	121,685	(420,542)	88,961	(336,944)
Other income (expense):
Income (loss) from equity method investments	4,053	3,623	5,893	6,388
Interest income	176	527	995	602
Interest expense	(29,645)	(14,251)	(56,803)	(26,338)
Loss on early extinguishment of debt	0	0	(12,225)	(8,718)
Gain on foreign currency swap	0	0	24,545	0
Gain (loss) on foreign currency transactions	10,328	0	395	0
Other, net	(528)	128	(263)	193
Other income (expense) total	(15,616)	(9,973)	(37,463)	(27,873)
Income (loss) before income taxes	106,069	(430,515)	51,498	(364,817)
Income tax expense (benefit):
Current	32,251	(18,012)	7,935	(42,366)
Deferred	(255)	(20,033)	7,272	26,629
Income tax expense (benefit) total	31,996	(38,045)	15,207	(15,737)
Net income (loss)	74,073	(392,470)	36,291	(349,080)
Less net income attributable to noncontrolling interest	16,306	16,898	23,992	39,035
Net income (loss) attributable to HollyFrontier stockholders	$ 57,767	$ (409,368)	$ 12,299	$ (388,115)
Earnings (loss) per share attributable to HollyFrontier stockholders:
Basic	$ 0.33	$ (2.33)	$ 0.07	$ (2.20)
Diluted	0.33	(2.33)	0.07	(2.20)
Cash dividends declared per common share	$ 0.33	$ 0.33	$ 0.66	$ 0.66
Average number of common shares outstanding:
Basic	176,147	175,865	176,141	176,301
Diluted	176,302	175,865	176,490	176,301