Segment Information - Segment Income (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Segments Information
Total segment income	$ 568,529	$ 799,544	$ 476,195
Selling, general, and administrative expense	(1,606,984)	(1,573,609)	(1,156,071)
Depreciation and amortization	(80,304)	(66,418)	(51,981)
Other interest expense, net	(75,745)	(46,912)	(54,689)
Tax Receivable Agreement liability adjustment	114	(2,813)	141
Loss and expense on debt restructure		(13,468)
Other expense, net	(752)	(122)	0
Income before income taxes	450,115	734,199	401,958
Operating Segments
Segments Information
Total segment income	619,421	873,611	518,238
Other interest expense, net	(14,859)	(7,756)	(8,086)
Corporate, Non-Segment
Segments Information
Selling, general, and administrative expense	(12,619)	(9,679)	(9,751)
Other interest expense, net	(60,886)	(39,156)	(46,603)
Good Sam Services and Plans | Operating Segments
Segments Information
Total segment income	90,857	74,765	88,288
Depreciation and amortization	(3,353)	(3,009)	(3,474)
Other interest expense, net	(57)	3	(5)
RV and Outdoor Retail | Operating Segments
Segments Information
Total segment income	528,564	798,846	429,950
Depreciation and amortization	(76,951)	(63,409)	(48,507)
Other interest expense, net	$ (14,802)	$ (7,759)	$ (8,081)