Debt (Tables)

12 Months Ended

Dec. 31, 2021

Debt Disclosure [Abstract]

Schedule of Long-Term Debt Carrying Amounts

The carrying amounts of long-term debt are as follows:

	December 31,
	2021		2020
	(In thousands)
HollyFrontier
2.625% Senior Notes	$	350,000	$	350,000
5.875% Senior Notes	1,000,000		1,000,000
4.500% Senior Notes	400,000		400,000
	1,750,000		1,750,000
Unamortized discount and debt issuance costs	(10,312)		(12,885)
Total HollyFrontier long-term debt	1,739,688		1,737,115
HEP Credit Agreement	840,000		913,500
HEP 5.000% Senior Notes
Principal	500,000		500,000
Unamortized discount and debt issuance costs	(6,951)		(7,897)
Total HEP long-term debt	1,333,049		1,405,603
Total long-term debt	$	3,072,737	$	3,142,718

The fair values of the senior notes are as follows:

	December 31,
	2021		2020
	(In thousands)
HollyFrontier Senior Notes	$	1,912,753	$	1,903,867
HEP Senior Notes	$	502,705	$	506,540

These fair values are based on a Level 2 input. See Note 6 for additional information on Level 2 inputs.

Schedule of Principal Maturities of Long-Term Debt

Principal maturities of long-term debt as of December 31, 2021 are as follows:

Years Ending December 31,	(In thousands)
2022	$	—
2023	350,000
2024	—
2025	840,000
2026	1,000,000
Thereafter	900,000
Total	$	3,090,000