Current Expected Credit Losses ("CECL") - Narrative (Details) $ in Millions	Sep. 30, 2023 USD ($) lease
Financing Receivable, Allowance for Credit Loss [Line Items]
Operating lease, weighted average remaining lease term	6 years 1 month 6 days
Finance lease, weighted average remaining lease term	6 years 1 month 6 days
Notes Receivable \| Applebee's
Financing Receivable, Allowance for Credit Loss [Line Items]
Accounts and financing receivable, allowance for credit loss \| $	$ 6.7
Equipment Notes
Financing Receivable, Allowance for Credit Loss [Line Items]
Operating lease, weighted average remaining lease term	3 years 4 months 24 days
Lease Receivables
Financing Receivable, Allowance for Credit Loss [Line Items]
Number of properties subject to ground leases \| lease	29
Finance lease, weighted average remaining lease term	10 years 9 months 18 days

Amount of allowance for credit loss of accounts and financing receivables. Includes, but is not limited to, notes and loan receivable.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-4

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Weighted average remaining lease term for finance lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 842
-SubTopic 20
-Name Accounting Standards Codification
-Section 55
-Paragraph 53
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479589/842-20-55-53

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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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-SubTopic 20
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-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
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-Section 1405
-Paragraph c
-Publisher SEC

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Number of separate real estate development properties located on land subject to ground leases.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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