Segments Information - Segment income (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Segments Information
Revenue	$ 1,975,948	$ 1,806,505	$ 3,389,472	$ 3,170,522
Depreciation and amortization	(23,419)	(20,032)	(45,963)	(39,322)
Long-lived asset impairment	0	(4,584)	(620)	(10,411)
Lease termination	107	(40)	107	(40)
(Loss) gain on sale or disposal of assets	(1,185)	(7,945)	638	(9,530)
Stock-based compensation	(8,444)	(5,397)	(15,714)	(10,594)
Other interest expense, net	(30,836)	(36,153)	(61,367)	(72,247)
Income (loss) before income taxes	75,844	31,349	47,691	(28,499)
Operating Segments
Segments Information
Revenue	1,980,292	1,810,943	3,397,028	3,178,611
Segment Adjusted EBITDA	147,178	109,510	181,291	121,124
Corporate SG&A excluding SBC	(4,465)	(3,033)	(7,391)	(5,927)
Depreciation and amortization	(23,419)	(20,032)	(45,963)	(39,322)
Long-lived asset impairment		(4,584)	(620)	(10,411)
Lease termination	107	(40)	107	(40)
(Loss) gain on sale or disposal of assets	(1,185)	(7,945)	638	(9,530)
Stock-based compensation	(8,444)	(5,397)	(15,714)	(10,594)
Loss and impairment on investments in equity securities	(2,600)	(81)	(2,757)	(175)
Other interest expense, net	(30,836)	(36,153)	(61,367)	(72,247)
Intersegment Eliminations
Segments Information
Revenue	(4,344)	(4,438)	(7,556)	(8,089)
Income (loss) before income taxes	(492)	(896)	(533)	(1,377)
Good Sam Services and Plans Segment
Segments Information
Revenue	54,213	52,548	100,421	98,229
Good Sam Services and Plans Segment | Operating Segments
Segments Information
Revenue	54,301	52,777	101,317	99,388
Segment Adjusted EBITDA	25,158	28,366	46,268	51,621
Depreciation and amortization	(1,125)	(841)	(2,026)	(1,689)
Other interest expense, net	21	22	73	40
Good Sam Services and Plans Segment | Intersegment Eliminations
Segments Information
Revenue	88	229	896	1,159
RV and Outdoor Retail Segment
Segments Information
Revenue	1,921,735	1,753,957	3,289,051	3,072,293
RV and Outdoor Retail Segment | Operating Segments
Segments Information
Revenue	1,925,991	1,758,166	3,295,711	3,079,223
Segment Adjusted EBITDA	122,020	81,144	135,023	69,503
Depreciation and amortization	(22,294)	(19,191)	(43,937)	(37,633)
Other interest expense, net	(6,300)	(8,242)	(12,709)	(16,356)
RV and Outdoor Retail Segment | Intersegment Eliminations
Segments Information
Revenue	$ 4,256	$ 4,209	$ 6,660	$ 6,930