Acquisitions - Assets (Liabilities) Acquired (Assumed) at Fair Value (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Dec. 31, 2021
Tangible assets (liabilities) acquired (assumed):
Goodwill	$ 655,744	$ 507,284	$ 622,423	$ 483,634
Cash paid for acquisitions, net of cash acquired	74,414	38,188
RV and Outdoor Retail
Tangible assets (liabilities) acquired (assumed):
Goodwill	631,510	483,050	598,189	459,805
RV and Outdoor Retail | 2023 Acquisitions
Tangible assets (liabilities) acquired (assumed):
Accounts receivable, net	0
Inventories, net	40,391
Prepaid expenses and other assets	144
Property and equipment, net	746
Operating lease assets	916
Accrued liabilities	0
Current portion of operating lease liabilities	(208)
Other current liabilities	(188)
Operating lease liabilities, net of current portion	(708)
Total tangible net assets acquired	41,093
Total intangible assets acquired	0
Goodwill	33,321
Cash paid for acquisitions, net of cash acquired	74,414
Inventory purchases financed via floor plan	(31,188)
Cash payment net of floor plan financing	43,226
RV and Outdoor Retail | 2022 Acquisitions
Tangible assets (liabilities) acquired (assumed):
Accounts receivable, net		(68)
Inventories, net		11,775
Prepaid expenses and other assets		13
Property and equipment, net		70
Operating lease assets		0
Accrued liabilities		67
Current portion of operating lease liabilities		0
Other current liabilities		49
Operating lease liabilities, net of current portion		0
Total tangible net assets acquired		11,906
Total intangible assets acquired		2,632
Goodwill		23,650
Cash paid for acquisitions, net of cash acquired		38,188
Inventory purchases financed via floor plan		(5,876)
Cash payment net of floor plan financing		32,312
Good Sam Services and Plans
Tangible assets (liabilities) acquired (assumed):
Goodwill	$ 24,234	$ 24,234	$ 24,234	$ 23,829