Commitments and Contingencies (Details) $ in Thousands, $ in Millions		3 Months Ended
	Apr. 27, 2020 USD ($)	Mar. 31, 2020 USD ($)	Feb. 11, 2020 USD ($)	Jan. 21, 2020 CAD ($)	Jan. 20, 2020 CAD ($)	Dec. 31, 2019 USD ($)	Mar. 31, 2019 USD ($)
Other Commitments [Line Items]
Event of default, loan due In full, term		90 days
Portion that company might be obligated to repay in the event franchisees defaulted		$ 19,600
Fair value of franchisee-related borrowings		2,400				$ 400
Loan facility to franchisees, maximum commitment amount			$ 25,000	$ 35.0	$ 40.0
Loss contingency accrual		182,900				182,900
Insurance settlements receivable		6,100
Reserve for unfunded loan commitments						400	$ 500
Accounts payable and accrued expenses		225,762				272,816
Unused credit card lines
Other Commitments [Line Items]
Remaining credit available		224,000				$ 225,000
Minimum
Other Commitments [Line Items]
Range of possible loss not accrued		0
Loss contingency, estimate of possible loss		0
Maximum
Other Commitments [Line Items]
Range of possible loss not accrued		1,000
Loss contingency, estimate of possible loss		1,000
Federal Trade Commission Inquiry
Other Commitments [Line Items]
Loss contingency accrual		179,300
Litigation settlement, amount awarded to other party		175,000
Accrued legal fees		$ 4,300
Subsequent Event | Federal Trade Commission Inquiry
Other Commitments [Line Items]
Payments for loss contingency	$ 175,000