Segments - Schedule of Segment Reporting Information by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Rental revenues	$ 23,707	$ 29,878	$ 52,716	$ 60,589
Total revenues	109,712	228,080	316,596	465,262
Interest expense	19,100	17,000	36,400	35,400
Depreciation and amortization	10,700	10,600	21,345	20,800
Segment profit	(146,771)	29,067	(117,705)	70,199
Operating Segments
Segment Reporting Information [Line Items]
Segment profit	30,000	94,900	114,500	197,400
Corporate and unallocated expenses, net
Segment Reporting Information [Line Items]
Segment profit	(176,900)	(65,800)	(232,200)	(127,200)
Franchise operations | Operating Segments
Segment Reporting Information [Line Items]
Depreciation and amortization	2,600	2,600	5,100	5,100
Segment profit	30,800	83,800	106,400	172,400
Rental operations | Operating Segments
Segment Reporting Information [Line Items]
Rental revenues	23,700	29,900	52,700	60,600
Interest expense	1,500	1,900	3,100	4,300
Depreciation and amortization	3,100	3,400	6,300	6,900
Segment profit	2,400	7,000	8,900	15,000
Company restaurants | Operating Segments
Segment Reporting Information [Line Items]
Interest expense	500	500	1,000	1,100
Depreciation and amortization	1,700	1,800	3,200	3,100
Segment profit	(4,400)	2,500	(3,400)	6,700
Financing operations | Operating Segments
Segment Reporting Information [Line Items]
Segment profit	1,200	1,600	2,600	3,300
Corporate
Segment Reporting Information [Line Items]
Interest expense	17,100	14,600	32,300	30,000
Depreciation and amortization	3,400	2,800	6,700	5,700
Franchise revenues
Segment Reporting Information [Line Items]
Revenue from contract with customer, excluding assessed tax	67,876	162,668	212,913	331,594
Franchise revenues | Franchise operations | Operating Segments
Segment Reporting Information [Line Items]
Revenue from contract with customer, excluding assessed tax	67,800	162,700	212,900	331,600
Company restaurant sales
Segment Reporting Information [Line Items]
Revenue from contract with customer, excluding assessed tax	16,774	33,751	48,074	69,486
Company restaurant sales | Company restaurants | Operating Segments
Segment Reporting Information [Line Items]
Revenue from contract with customer, excluding assessed tax	16,800	33,700	48,100	69,500
Financing revenues
Segment Reporting Information [Line Items]
Revenue from contract with customer, excluding assessed tax	1,355	1,783	2,893	3,593
Financing revenues | Financing operations | Operating Segments
Segment Reporting Information [Line Items]
Revenue from contract with customer, excluding assessed tax	$ 1,400	$ 1,800	$ 2,900	$ 3,600