Goodwill and Intangible Assets - Change in Goodwill (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022
Goodwill
Balance (excluding impairment charges)				$ 864,260
Accumulated impairment charges				(241,837)
Balance	$ 711,222	$ 622,423	$ 622,545
Acquisitions	24,458	122	88,677
Balance	735,680	622,545	711,222
Good Sam Services and Plans
Goodwill
Balance (excluding impairment charges)				71,118
Accumulated impairment charges				(46,884)
Balance	24,234	24,234	24,234
Balance	24,234	24,234	24,234
RV and Outdoor Retail
Goodwill
Balance (excluding impairment charges)				793,142
Accumulated impairment charges				$ (194,953)
Balance	686,988	598,189	598,311
Acquisitions	24,458	122	88,677
Balance	$ 711,446	$ 598,311	$ 686,988

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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Amount before 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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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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