Summary of Significant Accounting Policies - Leases (Details)	12 Months Ended
Dec. 31, 2019 lease
Number of leases that have been executed but have not yet commenced	2
Renewal term of leases, Restaurant locations	5 years
Minimum
Initial term of leases, Restaurant locations	10 years
Percentage of revenue	2.00%
Maximum
Initial term of leases, Restaurant locations	20 years
Percentage of revenue	10.00%

The number of leases that have been executed but have not yet commenced.

No definition available.

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- Definition

The contingent rent above the minimum base rent payments based on a percentage of revenues.

+ References

No definition available.

+ Details

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- Definition

Term of lessee's operating lease renewal, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918673-209980

+ Details

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

+ Details

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- Details

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- Details

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