Consolidated Statements Of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Sales and other revenues	$ 3,719,247	$ 2,847,270	$ 10,258,594	$ 7,580,632
Operating costs and expenses:
Cost of products sold (exclusive of lower of cost or market inventory valuation adjustment)	2,888,530	2,341,837	8,283,127	6,215,155
Lower of cost or market inventory valuation adjustment	(111,128)	312	(15,323)	(194,282)
Costs of products sold, net	2,777,402	2,342,149	8,267,804	6,020,873
Operating expenses (exclusive of depreciation and amortization)	321,668	256,232	944,437	760,151
General and administrative expenses (exclusive of depreciation and amortization)	68,013	32,994	184,659	88,270
Depreciation and amortization	102,884	91,130	304,206	269,433
Goodwill and asset impairment	0	0	19,247	654,084
Total operating costs and expenses	3,269,967	2,722,505	9,720,353	7,792,811
Income (loss) from operations	449,280	124,765	538,241	(212,179)
Other income (expense):
Income (loss) from equity method investments	5,072	3,767	10,965	10,155
Interest income	1,074	778	2,069	1,380
Interest expense	(28,731)	(19,550)	(85,534)	(45,888)
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	19,122	0	19,517	0
Other, net	286	107	23	300
Other income (expense) total	(3,177)	(14,898)	(40,640)	(42,771)
Income (loss) before income taxes	446,103	109,867	497,601	(254,950)
Income tax expense (benefit):
Current	72,307	10,094	80,242	(32,272)
Deferred	86,079	12,102	93,351	38,731
Income tax expense (benefit) total	158,386	22,196	173,593	6,459
Net income (loss)	287,717	87,671	324,008	(261,409)
Less net income attributable to noncontrolling interest	15,703	13,174	39,695	52,209
Net income (loss) attributable to HollyFrontier stockholders	$ 272,014	$ 74,497	$ 284,313	$ (313,618)
Earnings (loss) per share attributable to HollyFrontier stockholders:
Basic	$ 1.53	$ 0.42	$ 1.60	$ (1.78)
Diluted	1.53	0.42	1.60	(1.78)
Cash dividends declared per common share	$ 0.33	$ 0.33	$ 0.99	$ 0.99
Average number of common shares outstanding:
Basic	176,149	175,871	176,143	176,157
Diluted	176,530	175,993	176,616	176,157