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Goodwill and Intangible Assets - Change in Goodwill (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Goodwill
Balance (excluding impairment charges)			$ 654,960
Accumulated impairment charges			(241,837)
Balance	$ 483,634	$ 413,123
Acquisitions	138,789	70,511
Balance	$ 622,423	483,634
Useful lives (in years)	11 years 4 months 24 days
Good Sam Services and Plans
Goodwill
Balance (excluding impairment charges)			70,713
Accumulated impairment charges			(46,884)
Balance	$ 23,829	23,829
Acquisitions	405	0
Balance	24,234	23,829
RV and Outdoor Retail
Goodwill
Balance (excluding impairment charges)			584,247
Accumulated impairment charges			$ (194,953)
Balance	459,805	389,294
Acquisitions	138,384	70,511
Goodwill impairment	0	0
Balance	$ 598,189	$ 459,805
Membership, customer lists and other \| Good Sam Services and Plans
Goodwill
Useful lives (in years)	5 years 3 months 18 days
Customer lists and domain names \| RV and Outdoor Retail
Goodwill
Useful lives (in years)	7 years
Supplier Lists \| RV and Outdoor Retail
Goodwill
Useful lives (in years)	5 years
Trademarks and trade names \| RV and Outdoor Retail
Goodwill
Useful lives (in years)	14 years 4 months 24 days
Trademarks and trade names \| Good Sam services and plans
Goodwill
Useful lives (in years)	15 years
Websites \| Good Sam Services and Plans
Goodwill
Useful lives (in years)	7 years
Websites \| RV and Outdoor Retail
Goodwill
Useful lives (in years)	10 years 1 month 6 days