Commercial Financing Arrangements, Current

No definition available.

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Period Type:	instant

- Definition

Financing Arrangement Obligations

+ References

No definition available.

+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

Line Of Credit Facility, Accordion Feature, Maximum Borrowing Capacity

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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- Definition

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.

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+ Details

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- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Gross amount of debt extinguished.

+ References

No definition available.

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Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

Amount of interest capitalized, including amount of allowance for funds used during construction.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

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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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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

The cash inflow from additional borrowings, net of cash paid to third parties in connection with debt origination.

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The cash outflow for the settlement of obligation drawn from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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The cash outflow for a long-term debt where the holder has highest claim on the entity's asset in case of bankruptcy or liquidation during the period.

+ References

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Name:	us-gaap_DebtInstrumentAxis=dino_HFSinclair6.375SeniorNotesDue2027AndHEP6.375SeniorNotesDue2027Member
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- Details

Name:	us-gaap_DebtInstrumentAxis=dino_HFSinclair5.500SeniorNotesDue2032Member
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Debt - Narrative (Details) - USD ($)				1 Months Ended	3 Months Ended		8 Months Ended	9 Months Ended
Debt - Narrative (Details) - USD ($)	Aug. 18, 2025	Apr. 03, 2025	Jan. 23, 2025	Sep. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024
Debt Instrument [Line Items]
Loss on early extinguishment of debt					$ 8,000,000	$ 0		$ 24,000,000	$ 0
Repayment and redemption of aggregate principal credit agreement amounts outstanding								350,000,000	106,000,000
Fair value of financing arrangements				$ 51,000,000	51,000,000		$ 51,000,000	51,000,000		$ 31,000,000
Inventory repurchase obligation				103,000,000	103,000,000		103,000,000	103,000,000		$ 0
Capitalized interest					1,000,000	$ 1,000,000		2,000,000	$ 3,000,000
Line of Credit \| Terminated HF Sinclair Credit Agreement And Terminated HEP Credit Agreement
Debt Instrument [Line Items]
Loss on early extinguishment of debt		$ 1,000,000
Line of Credit \| Terminated HF Sinclair Credit Agreement
Debt Instrument [Line Items]
Amount of debt terminated		1,650,000,000
Line of Credit \| Terminated HEP Credit Agreement \| HEP
Debt Instrument [Line Items]
Repayment and redemption of aggregate principal credit agreement amounts outstanding							350,000,000
Line of Credit \| Terminated HEP Credit Agreement \| Revolving Credit Facility \| HEP
Debt Instrument [Line Items]
Amount of debt terminated		1,200,000,000
Line of Credit \| HF Sinclair Credit Agreement
Debt Instrument [Line Items]
Outstanding borrowings				0	0		0	0
Outstanding letters of credit				$ 128,000,000	128,000,000		$ 128,000,000	128,000,000
Line of Credit \| HF Sinclair Credit Agreement \| Revolving Credit Facility
Debt Instrument [Line Items]
Maximum borrowing capacity under revolving credit agreement		2,000,000,000
Maximum borrowing capacity with accordion feature		$ 2,750,000,000
Line of Credit \| HF Sinclair Credit Agreement \| Revolving Credit Facility \| Fed Funds Effective Rate
Debt Instrument [Line Items]
Variable rate spread		0.50%
Line of Credit \| HF Sinclair Credit Agreement \| Revolving Credit Facility \| Adjusted Secured Overnight Financing Rate (SOFR)
Debt Instrument [Line Items]
Variable rate spread		1.00%
Line of Credit \| HF Sinclair Credit Agreement \| Revolving Credit Facility \| Base Rate \| Minimum
Debt Instrument [Line Items]
Variable rate spread		0.125%
Line of Credit \| HF Sinclair Credit Agreement \| Revolving Credit Facility \| Base Rate \| Maximum
Debt Instrument [Line Items]
Variable rate spread		1.00%
Line of Credit \| HF Sinclair Credit Agreement \| Revolving Credit Facility \| Secured Overnight Financing Rate (SOFR) \| Minimum
Debt Instrument [Line Items]
Variable rate spread		1.125%
Line of Credit \| HF Sinclair Credit Agreement \| Revolving Credit Facility \| Secured Overnight Financing Rate (SOFR) \| Maximum
Debt Instrument [Line Items]
Variable rate spread		2.00%
Senior Notes
Debt Instrument [Line Items]
Loss on early extinguishment of debt					$ 8,000,000			$ 23,000,000
Aggregate principal amount of debt settled	$ 201,000,000		$ 646,000,000
Repayment and redemption of aggregate principal senior note amounts outstanding	203,000,000		654,000,000
Senior Notes \| January HFS Notes
Debt Instrument [Line Items]
Aggregate principal amount of debt issued			1,400,000,000
Net proceeds from debt issuance			1,380,000,000
Senior Notes \| HF Sinclair 5.750% Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount of debt issued			$ 650,000,000
Stated interest rate			5.75%	5.75%	5.75%		5.75%	5.75%
Senior Notes \| HF Sinclair 6.250% Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount of debt issued			$ 750,000,000
Stated interest rate			6.25%	6.25%	6.25%		6.25%	6.25%
Senior Notes \| Tender Offer
Debt Instrument [Line Items]
Aggregate principal amount of debt settled	201,000,000		$ 646,000,000
Senior Notes \| HF Sinclair 5.875% Senior Notes due 2026
Debt Instrument [Line Items]
Stated interest rate				5.875%	5.875%		5.875%	5.875%
Aggregate principal amount of debt settled	37,000,000		448,000,000
Repayment and redemption of aggregate principal senior note amounts outstanding	37,000,000		452,000,000	$ 117,000,000			$ 195,000,000
Senior Notes \| HollyFrontier 5.875% Senior Notes due 2026
Debt Instrument [Line Items]
Stated interest rate				5.875%	5.875%		5.875%	5.875%
Aggregate principal amount of debt settled			48,000,000
Repayment and redemption of aggregate principal senior note amounts outstanding			$ 49,000,000				$ 155,000,000
Senior Notes \| HF Sinclair 6.375% Senior Notes Due 2027 And HEP 6.375% Senior Notes Due 2027 \| HEP
Debt Instrument [Line Items]
Stated interest rate				6.375%	6.375%		6.375%	6.375%
Repayment and redemption of aggregate principal senior note amounts outstanding				$ 86,000,000
Senior Notes \| HF Sinclair 5.500% Senior Notes
Debt Instrument [Line Items]
Aggregate principal amount of debt issued	$ 500,000,000
Stated interest rate	5.50%			5.50%	5.50%		5.50%	5.50%
Net proceeds from debt issuance	$ 491,000,000