Goodwill and Intangible Assets - Change in Goodwill (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2022	Dec. 31, 2021
Goodwill
Balance (excluding impairment charges)		$ 725,471
Accumulated impairment charges		(241,837)
Balance	$ 483,634
Acquisitions	49,583
Balance	533,217
Good Sam Services and Plans
Goodwill
Balance (excluding impairment charges)		70,713
Accumulated impairment charges		(46,884)
Balance	23,829
Acquisitions	405
Balance	24,234
RV and Outdoor Retail
Goodwill
Balance (excluding impairment charges)		654,758
Accumulated impairment charges		$ (194,953)
Balance	459,805
Acquisitions	49,178
Balance	$ 508,983

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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