Segments Information - Segment Income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Segments Information
Total segment income	$ 132,677	$ 254,100	$ 191,276	$ 403,225
Depreciation and amortization	(17,206)	(17,627)	(31,843)	(43,162)
Other interest expense, net	(33,518)	(14,935)	(64,631)	(29,236)
Other expense, net	(183)	(72)	(1,683)	(295)
Income before income taxes	78,304	230,360	83,480	358,695
Operating Segments
Segments Information
Total segment income	132,996	265,609	189,199	438,280
Other interest expense, net	(6,931)	(3,177)	(12,673)	(5,928)
Corporate, Non-Segment
Segments Information
Total segment income	(3,785)	(2,615)	(7,562)	(6,892)
Other interest expense, net	(26,587)	(11,758)	(51,958)	(23,308)
Good Sam Services and Plans | Operating Segments
Segments Information
Total segment income	26,840	22,124	50,459	43,296
Depreciation and amortization	(774)	(709)	(1,726)	(1,499)
Other interest expense, net	54	(2)	109	(2)
RV and Outdoor Retail | Operating Segments
Segments Information
Total segment income	106,156	243,485	138,740	394,984
Depreciation and amortization	(16,432)	(16,918)	(30,117)	(41,663)
Other interest expense, net	$ (6,985)	$ (3,175)	$ (12,782)	$ (5,926)