Future Gross Minimum Rent Payments due to Company under Existing Conventional Franchise Arrangements (Detail) $ in Millions	Dec. 31, 2019 USD ($)
Leases Disclosure [Line Items]
2020	$ 3,008.3
2021	2,883.9
2022	2,749.8
2023	2,631.2
2024	2,541.1
Thereafter	20,509.7
Total minimum payments	34,324.0
Owned sites
Leases Disclosure [Line Items]
2020	1,558.5
2021	1,501.4
2022	1,439.3
2023	1,384.8
2024	1,344.4
Thereafter	11,155.2
Total minimum payments	18,383.6
Leased sites
Leases Disclosure [Line Items]
2020	1,449.8
2021	1,382.5
2022	1,310.5
2023	1,246.4
2024	1,196.7
Thereafter	9,354.5
Total minimum payments	$ 15,940.4

Leases Disclosure [Line Items]

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- Definition

Future minimum rental payments in aggregate as of the balance sheet date under operating leases.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84164653&loc=d3e41551-112718

+ Details

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- Definition

Future rental payments receivable within one year of the balance sheet date under an operating lease.

+ References

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- Definition

Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.

+ References

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- Definition

Future rental payments receivable within the fourth year from the balance sheet date under an operating lease.

+ References

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- Definition

Future rental payments receivable within the third year from the balance sheet date under an operating lease.

+ References

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- Definition

Future rental payments receivable within the second year from the balance sheet date under an operating lease.

+ References

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- Definition

Future minimum lease payments receivable under operating leases for periods greater than five years following the balance sheet date.

+ References

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