Segment Information - Other Interest Expense, Net (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Segments Information
Other interest expense, net	$ 20,526	$ 11,250	$ 49,762	$ 35,262
Operating Segments
Segments Information
Other interest expense, net	3,887	1,933	9,815	5,642
Corporate, Non-Segment
Segments Information
Other interest expense, net	16,639	9,317	39,947	29,620
Good Sam Services and Plans | Operating Segments
Segments Information
Other interest expense, net	22	(1)	24	(1)
RV and Outdoor Retail | Operating Segments
Segments Information
Other interest expense, net	$ 3,865	$ 1,934	$ 9,791	$ 5,643