Segments Information - Other Interest Expense, Net (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Segments Information
Total other interest expense, net	$ 140,444	$ 135,270	$ 75,745
Operating Segments
Segments Information
Total other interest expense, net	140,444	135,270	75,745
Subtotal
Segments Information
Total other interest expense, net	30,296	26,927	14,859
Corporate & other
Segments Information
Total other interest expense, net	110,148	108,343	60,886
Good Sam Services and Plans | Operating Segments
Segments Information
Total other interest expense, net	(77)	(204)	57
RV and Outdoor Retail | Operating Segments
Segments Information
Total other interest expense, net	$ 30,373	$ 27,131	$ 14,802