Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
Cash and cash equivalents (HEP: $16,339 and $3,657, respectively)	$ 460,326	$ 710,579
Accounts receivable: Product and transportation (HEP: $8,131 and $7,846, respectively)	563,905	449,036
Materials, supplies and other (HEP: $1,470 and $1,402, respectively)	127,795	165,315
Prepayments and other (HEP: $1,652 and $1,486, respectively)	37,686	33,036
Properties, plants and equipment, at cost (HEP: $1,719,143 and $1,702,703, respectively)	6,118,506	5,546,856
Less accumulated depreciation (HEP: $(371,867) and $(337,135), respectively)	(1,674,948)	(1,538,408)
Goodwill (HEP: $288,991 and $288,991, respectively)	2,205,490	2,022,463
Intangibles and other (HEP: $204,485 and $208,975, respectively)	448,887	336,401
Accounts payable (HEP: $8,912 and $10,518, respectively)	1,009,135	935,387
Accrued liabilities (HEP: $31,680 and $37,793, respectively)	186,886	147,842
Long-term debt (HEP: $1,236,739 and $1,243,912, respectively)	2,227,951	2,235,137
Deferred income taxes (HEP: $649 and $509, respectively)	745,050	620,414
Other long-term liabilities (HEP: $61,312 and $62,971, respectively)	$ 207,502	$ 194,896
HollyFrontier Stockholders' Equity:
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	320,000,000	320,000,000
Common stock, shares issued	256,009,012	255,962,866
Preferred stock, par value	$ 1.00	$ 1.00
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Treasury stock, shares	78,729,878	78,617,600
HEP [Member]
Cash and cash equivalents (HEP: $16,339 and $3,657, respectively)	$ 16,339	$ 3,657
Accounts receivable: Product and transportation (HEP: $8,131 and $7,846, respectively)	8,131	7,846
Materials, supplies and other (HEP: $1,470 and $1,402, respectively)	1,470	1,402
Prepayments and other (HEP: $1,652 and $1,486, respectively)	1,652	1,486
Properties, plants and equipment, at cost (HEP: $1,719,143 and $1,702,703, respectively)	1,719,143	1,702,703
Less accumulated depreciation (HEP: $(371,867) and $(337,135), respectively)	(371,867)	(337,135)
Goodwill (HEP: $288,991 and $288,991, respectively)	288,991	288,991
Intangibles and other (HEP: $204,485 and $208,975, respectively)	204,485	208,975
Accounts payable (HEP: $8,912 and $10,518, respectively)	8,912	10,518
Accrued liabilities (HEP: $31,680 and $37,793, respectively)	31,680	37,793
Long-term debt (HEP: $1,236,739 and $1,243,912, respectively)	1,236,739	1,243,912
Deferred income taxes (HEP: $649 and $509, respectively)	649	509
Other long-term liabilities (HEP: $61,312 and $62,971, respectively)	$ 61,312	$ 62,971