Segments Information - Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Revenue:
Total assets	$ 4,863,277	$ 4,889,452
Subtotal
Revenue:
Total assets	4,631,385	4,681,991
Corporate & other
Revenue:
Total assets	231,892	207,461
Adjustment
Revenue:
Total assets		43,768
Good Sam Services and Plans | Operating Segments
Revenue:
Total assets	121,876	113,619
RV and Outdoor Retail | Operating Segments
Revenue:
Total assets	$ 4,509,509	$ 4,568,372