Debt Instrument, Additional Interest On Fixed Rate

No definition available.

Name:	din_DebtInstrumentAdditionalInterestOnFixedRate
Namespace Prefix:	din_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Covenant, Cash Sweeping Event, Restricted Cash, Threshold Percentage

+ References

No definition available.

+ Details

Name:	din_DebtInstrumentCovenantCashSweepingEventRestrictedCashThresholdPercentage
Namespace Prefix:	din_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Covenant Compliance, Ratio Of Indebtedness To Net Capital, Maximum

+ References

No definition available.

+ Details

Name:	din_DebtInstrumentCovenantComplianceRatioOfIndebtednessToNetCapitalMaximum
Namespace Prefix:	din_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Interest Rate Percentage, After Renewal Date

+ References

No definition available.

+ Details

Name:	din_DebtInstrumentInterestRatePercentageAfterRenewalDate
Namespace Prefix:	din_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Make-Whole Premium

+ References

No definition available.

+ Details

Name:	din_DebtInstrumentMakeWholePremium
Namespace Prefix:	din_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Debt Instrument, Number Of Renewal Periods

+ References

No definition available.

+ Details

Name:	din_DebtInstrumentNumberOfRenewalPeriods
Namespace Prefix:	din_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Number of Tranches Issued

+ References

No definition available.

+ Details

Name:	din_DebtInstrumentNumberOfTranchesIssued
Namespace Prefix:	din_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Renewal Period

+ References

No definition available.

+ Details

Name:	din_DebtInstrumentRenewalPeriod
Namespace Prefix:	din_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Service Coverage Ratio, Cash Sweeping Event

+ References

No definition available.

+ Details

Name:	din_DebtServiceCoverageRatioCashSweepingEvent
Namespace Prefix:	din_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Service Coverage Ratio, Rapid Amortization Event

+ References

No definition available.

+ Details

Name:	din_DebtServiceCoverageRatioRapidAmortizationEvent
Namespace Prefix:	din_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Interest-Only Debt Service Coverage Ratio, Default Event

+ References

No definition available.

+ Details

Name:	din_InterestOnlyDebtServiceCoverageRatioDefaultEvent
Namespace Prefix:	din_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Interest-Only Debt Service Coverage Ratio, Manager Termination Event

+ References

No definition available.

+ Details

Name:	din_InterestOnlyDebtServiceCoverageRatioManagerTerminationEvent
Namespace Prefix:	din_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Line of Credit Facility, Additional Extension, Term

+ References

No definition available.

+ Details

Name:	din_LineOfCreditFacilityAdditionalExtensionTerm
Namespace Prefix:	din_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Line of Credit Facility, Expired Amount

+ References

No definition available.

+ Details

Name:	din_LineOfCreditFacilityExpiredAmount
Namespace Prefix:	din_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line of Credit Facility, Number of Additional Extensions

+ References

No definition available.

+ Details

Name:	din_LineOfCreditFacilityNumberOfAdditionalExtensions
Namespace Prefix:	din_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Percentage Of Advances Drawn

+ References

No definition available.

+ Details

Name:	din_LineOfCreditFacilityPercentageOfAdvancesDrawn
Namespace Prefix:	din_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of amortization expense attributable to debt issuance costs.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(8))
-URI https://asc.fasb.org/extlink&oid=126953954&loc=SL114868664-224227

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1F
-Subparagraph (b)(2)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495355-112611

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399

+ Details

Name:	us-gaap_AmortizationOfFinancingCosts
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of the total principal payments made during the annual reporting period.

+ References

+ Details

Name:	us-gaap_DebtInstrumentAnnualPrincipalPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1B
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28551-108399

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI https://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=124429444&loc=SL124452920-239629

Reference 5: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69C
-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495737-112612

Reference 6: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 55
-Paragraph 69B
-URI https://asc.fasb.org/extlink&oid=123466577&loc=SL123495735-112612

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- 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.

+ Details

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of the required periodic payments applied to principal.

+ References

+ Details

Name:	us-gaap_DebtInstrumentPeriodicPaymentPrincipal
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- 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
-URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28541-108399

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI https://asc.fasb.org/extlink&oid=114775985&loc=d3e28878-108400

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1D
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611

+ Details

Name:	us-gaap_DebtInstrumentUnamortizedDiscount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Weighted average interest rate of debt outstanding.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtWeightedAverageInterestRate
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399

+ Details

Name:	us-gaap_DeferredFinanceCostsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 1D
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495340-112611

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=124435984&loc=d3e28555-108399

+ Details

Name:	us-gaap_DeferredFinanceCostsNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Gross amount of debt extinguished.

+ References

No definition available.

+ Details

Name:	us-gaap_ExtinguishmentOfDebtAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 4
-URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12355-112629

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126972273&loc=d3e12317-112629

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3602-108585

+ Details

Name:	us-gaap_GainsLossesOnExtinguishmentOfDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

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

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22))
-URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI https://asc.fasb.org/extlink&oid=126897435&loc=d3e534808-122878

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI https://asc.fasb.org/extlink&oid=126734703&loc=d3e572229-122910

+ Details

Name:	us-gaap_LineOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The cash inflow 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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3255-108585

+ Details

Name:	us-gaap_ProceedsFromLongTermLinesOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Indebtedness divided by net capital.

+ References

No definition available.

+ Details

Name:	us-gaap_RatioOfIndebtednessToNetCapital1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585

+ Details

Name:	us-gaap_RepaymentsOfLongTermLinesOfCredit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

Name:	us-gaap_DebtInstrumentAxis=din_Series201914723FixedRateSeniorSecuredNotesClassA2IIAndSeries201914194FixedRateSeniorSecuredNotesClassA2IMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=din_Series201914.194FixedRateSeniorSecuredNotesClassA2IMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=din_TenYearUnitedStatesTreasuryBillRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=din_Series201914.723FixedRateSeniorSecuredNotesClassA2IIMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=din_Series20221VariableFundingSeniorNotesClassA1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_SecuredOvernightFinancingRateSofrOvernightIndexSwapRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=din_FederalFundsRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=din_Series20191VariableFundingSeniorNotesClassA1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=us-gaap_LondonInterbankOfferedRateLIBORMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_VariableRateAxis=din_CommercialPaperFundingRateOfConduitInvestorMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DebtInstrumentAxis=din_A2019ClassA2IAnd2019ClassA2IINotesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Long-Term Debt - Narrative (Details)			1 Months Ended		3 Months Ended
Long-Term Debt - Narrative (Details)	Mar. 05, 2021 USD ($)	Jun. 05, 2019 USD ($) extensionTerm	Aug. 31, 2022 USD ($) renewalPeriod	Mar. 31, 2020 USD ($)	Mar. 31, 2023 USD ($) extensionTerm Rate	Mar. 31, 2022 USD ($)	Dec. 31, 2022 USD ($)	Aug. 12, 2022 USD ($)	Dec. 31, 2021 USD ($)
Debt Instrument [Line Items]
Threshold percentage					50.00%
Cash sweeping event \| Rate					175.00%
Rapid amortization event \| Rate					120.00%
Manager termination event \| Rate					120.00%
Interest-only debt service coverage ratio, default event \| Rate					110.00%
Unamortized debt issuance costs					$ 4,500,000		$ 5,100,000
Gain on extinguishment of debt					$ 1,661,000	$ 0
Series 2019-1 4.723% Fixed Rate Senior Secured Notes, Class A-2-II and Series 2019-1 4.194% Fixed Rate Senior Secured Notes, Class A-2-I
Debt Instrument [Line Items]
Number of tranches issued \| extensionTerm		2
Series 2019-1 4.194% Fixed Rate Senior Secured Notes, Class A-2-I
Debt Instrument [Line Items]
Debt interest rate (percent)		4.194%			4.194%		4.194%
Debt instrument, face amount		$ 700,000,000
Make-whole premium					$ 0
Series 2019-1 4.194% Fixed Rate Senior Secured Notes, Class A-2-I \| Ten Year United States Treasury Bill Rate
Debt Instrument [Line Items]
Basis spread on variable rate		2.15%
Series 2019-1 4.723% Fixed Rate Senior Secured Notes, Class A-2-II
Debt Instrument [Line Items]
Debt interest rate (percent)		4.723%			4.723%		4.723%
Debt instrument, face amount		$ 600,000,000
Make-whole premium					$ 1,800,000
Series 2019-1 4.723% Fixed Rate Senior Secured Notes, Class A-2-II \| Ten Year United States Treasury Bill Rate
Debt Instrument [Line Items]
Basis spread on variable rate		2.64%
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively
Debt Instrument [Line Items]
Debt interest rate (percent)					7.37%	7.29%
Letters of credit outstanding, amount					$ 3,400,000
Line of credit facility, current borrowing capacity					$ 221,600,000
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively \| Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			$ 325,000,000					$ 325,000,000
Proceeds from credit facility			$ 100,000,000
Number of renewal periods \| renewalPeriod			2
Renewal period term (in years)			1 year
Interest rate percentage after renewal date					5.00%
Debt, weighted average interest rate					7.30%
Debt issuance costs, gross			$ 6,300,000
Amortization of debt issuance costs					$ 300,000
Debt issuance costs, net					$ 5,600,000
Number of additional extensions \| extensionTerm					2
Additional extension (in years)					1 year
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively \| Revolving Credit Facility \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Debt Instrument [Line Items]
Basis spread on variable rate			2.50%
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively \| Letter of Credit \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Debt Instrument [Line Items]
Basis spread on variable rate			0.50%
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively \| Letter of Credit \| Federal Funds Rate
Debt Instrument [Line Items]
Basis spread on variable rate			0.50%
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively \| Letter of Credit \| Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate			2.00%
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively
Debt Instrument [Line Items]
Letters of credit outstanding, amount						$ 3,500,000
Line of credit facility, current borrowing capacity						221,500,000
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively \| Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity					$ 225,000,000
Line of credit facility, expired amount								$ 225,000,000
Proceeds from credit facility				$ 220,000,000
Repayments of long-term lines of credit	$ 220,000,000
Line of credit facility, amount outstanding									$ 0
Amortization of debt issuance costs						200,000
Debt issuance costs, net						1,400,000
Gain on extinguishment of debt					$ (1,200,000)
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively \| Revolving Credit Facility \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Basis spread on variable rate					2.15%
Line of credit facility, percentage of advances drawn					60.00%
Series 2022-1 Variable Funding Senior Secured Notes, Class A-1, variable interest rate of 7.37% and 7.29% at March 31, 2023 and December 31, 2022, respectively \| Revolving Credit Facility \| Commercial Paper Funding Rate Of Conduit Investor
Debt Instrument [Line Items]
Basis spread on variable rate					2.15%
Line of credit facility, percentage of advances drawn					40.00%
2019 Class A-2 Notes
Debt Instrument [Line Items]
Debt instrument, term		10 years
Additional interest on fixed rate		5.00%
Quarterly principal payment					$ 3,250,000
Covenant compliance, leverage ratio, maximum \| Rate					525.00%
Ratio of indebtedness to net capital \| Rate					450.00%
Debt issuance costs, gross					$ 12,900,000
Amortization of debt issuance costs					900,000	$ 500,000
Unamortized debt issuance costs					4,500,000
Gain on extinguishment of debt					1,700,000
Extinguishment of debt					67,900,000
Annual principal payment					$ 13,000,000
2019 Class A-2 Notes \| Maximum
Debt Instrument [Line Items]
Ratio of indebtedness to net capital \| Rate					525.00%