Other Intangible Assets - Other Intangible Assets Roll Forward (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Indefinite-lived Intangible Assets [Roll Forward]
Finite lived, beginning of period	$ 92,900
Total other intangible assets, beginning of period	575,103	$ 585,900	$ 582,800
Amortization expense	(10,900)	(11,700)	(10,100)
Additions	600	1,000	13,200
Impairment	(15,100)
Finite lived, end of period	78,000	92,900
Total other intangible assets, end of period	549,671	575,103	585,900
Tradename | Not Subject to Amortization
Indefinite-lived Intangible Assets [Roll Forward]
Indefinite lived, beginning of period	479,000	479,000	479,000
Impairment of intangible assets, indefinite-lived	(11,000)
Indefinite lived, end of period	468,000	479,000	479,000
Other | Not Subject to Amortization
Indefinite-lived Intangible Assets [Roll Forward]
Indefinite lived, beginning of period	3,200	2,700	2,400
Additions	600	500	300
Indefinite lived, end of period	3,800	3,200	2,700
Franchising Rights | Subject to Amortization
Indefinite-lived Intangible Assets [Roll Forward]
Finite lived, beginning of period	79,000	89,000	99,000
Amortization expense	(10,000)	(10,000)	(10,000)
Finite lived, end of period	69,000	79,000	89,000
Reacquired Franchise Rights | Subject to Amortization
Indefinite-lived Intangible Assets [Roll Forward]
Finite lived, beginning of period	9,800	11,500	0
Amortization expense	(800)	(1,700)	(100)
Additions			11,600
Impairment of intangible assets, finite-lived	(3,300)
Finite lived, end of period	5,700	9,800	11,500
Favorable leaseholds
Indefinite-lived Intangible Assets [Roll Forward]
Additions			1,300
Favorable leaseholds | Subject to Amortization
Indefinite-lived Intangible Assets [Roll Forward]
Finite lived, beginning of period	4,100	3,600	2,300
Amortization expense	(100)	(100)
Additions		500
Impairment of intangible assets, finite-lived	(800)
Finite lived, end of period	$ 3,200	$ 4,100	$ 3,600