Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Cash and cash equivalents (HEP: $10,424 and $2,830, respectively)	$ 233,359	$ 567,985
Accounts receivable Product and transportation	594,960	507,040
Materials and supplies (HEP: $1,934 and $1,940, respectively)	127,288	115,027
Prepayments and other (HEP: $2,804 and $2,443, respectively)	68,945	104,148
Property, Plant and Equipment, Gross	5,156,745	4,852,441
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	1,288,350	1,181,902
Goodwill	2,331,781	2,331,781
Intangibles and other	173,670	188,169
Accounts payable (HEP: $16,128 and $17,881, respectively)	1,050,392	1,108,138
Accrued liabilities (HEP: $25,885 and $26,321, respectively)	113,246	106,214
Long-term debt (HEP: $900,905 and $867,579, respectively)	933,162	1,054,890
Deferred income taxes (HEP: $332 and $367, respectively)	627,537	646,870
Other long-term liabilities (HEP: $56,283 and $47,170, respectively)	$ 176,141	$ 176,758
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	255,962,866	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	67,397,641	59,876,776
HEP [Member]
Cash and cash equivalents (HEP: $10,424 and $2,830, respectively)	$ 10,424	$ 2,830
Accounts receivable Product and transportation	40,044	40,129
Materials and supplies (HEP: $1,934 and $1,940, respectively)	1,934	1,940
Prepayments and other (HEP: $2,804 and $2,443, respectively)	2,804	2,443
Property, Plant and Equipment, Gross	1,313,924	1,269,161
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	270,949	244,850
Goodwill	288,991	288,991
Intangibles and other	71,897	73,928
Accounts payable (HEP: $16,128 and $17,881, respectively)	16,128	17,881
Accrued liabilities (HEP: $25,885 and $26,321, respectively)	25,885	26,321
Long-term debt (HEP: $900,905 and $867,579, respectively)	900,905	867,579
Deferred income taxes (HEP: $332 and $367, respectively)	332	367
Other long-term liabilities (HEP: $56,283 and $47,170, respectively)	$ 56,283	$ 47,170