Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount, after accumulated amortization, of debt discount.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 1A
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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-SubTopic 10
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Balance Type:	credit
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- Definition

Amount of long-term debt and lease obligation, classified as noncurrent.

+ References

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

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- Definition

Carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer), excluding current portion. Senior note holders are paid off in full before any payments are made to junior note holders.

+ References

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- Definition

Including the current and noncurrent portions, carrying value as of the balance sheet date of Notes with the highest claim on the assets of the issuer in case of bankruptcy or liquidation (with maturities initially due after one year or beyond the operating cycle if longer). Senior note holders are paid off in full before any payments are made to junior note holders.

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Debt - Carrying Amounts Of Long-Term Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Sep. 28, 2020	Feb. 04, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Senior notes principal amount	$ 1,750,000			$ 1,000,000
Unamortized discount and debt issuance costs	(12,885)		$ (3,400)	(6,391)
Total HollyFrontier long-term debt	1,737,115			993,609
Total long-term debt	3,142,718			2,455,640
Senior notes	1,903,867			1,127,610
HEP
Debt Instrument [Line Items]
Senior notes principal amount	500,000			500,000
Unamortized discount and debt issuance costs	(7,897)			(3,469)
HEP Credit Agreement	913,500			965,500
Total long-term debt	1,405,603			1,462,031
Senior notes	506,540			522,045
5.875% Senior Notes
Debt Instrument [Line Items]
Senior notes principal amount	$ 1,000,000			1,000,000
Stated interest rate	5.875%
6.00% Senior Notes
Debt Instrument [Line Items]
Stated interest rate	6.00%
6.00% Senior Notes \| HEP
Debt Instrument [Line Items]
Senior notes principal amount	$ 0		$ 500,000	500,000
2.625% Senior Notes
Debt Instrument [Line Items]
Senior notes principal amount	$ 350,000	$ 350,000		0
Stated interest rate	0.02625%	2.625%
4.500% Senior Notes
Debt Instrument [Line Items]
Senior notes principal amount	$ 400,000	$ 400,000		0
Stated interest rate	4.50%	4.50%
5.00% Senior Notes
Debt Instrument [Line Items]
Stated interest rate	5.00%
5.00% Senior Notes \| HEP
Debt Instrument [Line Items]
Senior notes principal amount	$ 500,000			$ 0