Commitments And Contingencies (Narrative) (Details)		1 Months Ended				6 Months Ended		12 Months Ended
	Feb. 28, 2018 item	Nov. 30, 2020 USD ($)	Jan. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Jun. 30, 2019 USD ($) item	Jun. 30, 2020 USD ($) store	Jun. 30, 2019 USD ($)	Dec. 31, 2015	Jul. 14, 2020 item	Jul. 07, 2020 plaintiff	Mar. 31, 2020 store
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Payments to subsidies						$ 4,600,000	$ 4,800,000
Accrued liabilities and other				$ 103,948,000		67,297,000
Inventory purchased						$ 3,333,000	8,071,000
Average annual default rates						9.50%		6.90%
Percent of total delinquencies subject to letters						10.10%
Number of non-exempt employees represented | item	660
Purchase period, from lawsuit						6 years
Number of telemarketing calls | item									9
Subsidies To Certain HOAs [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Accrued liabilities and other				0		$ 7,000,000.0
President And CEO [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Severance expense				$ 3,500,000
Amount of future payment						$ 2,400,000
Period of future payment						18 months
Other Executives [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Amount of future payment						$ 400,000
Other Executives [Member] | Forecast [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Severance expense		$ 2,500,000
Bass Pro [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Litigation settlement					$ 20,000,000.0
Settlement agreement, number of annual payments | item					5
Settlement agreement, payment amount					$ 4,000,000.0
Payments for legal settlements			$ 4,000,000.0
Accrued claims					$ 39,100,000	$ 14,300,000	$ 39,100,000
Number of stores vacation packages are sold | store						49
Cabela [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Number of stores vacation packages are sold | store						15
Bass Pro And Cabela [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Number of stores vacation packages are sold | store											89
Robert Barban [Member] | Subsequent Event [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
Number of plaintiffs | plaintiff										172
Notes Receivable Secured By VOIs [Member]
Purchase Commitment, Excluding Long-term Commitment [Line Items]
VOI sales volume, percentage						10.00%	10.00%