Notes Receivable (Financing Receivable Credit Quality Indicators And Past Due By Year Of Origination) (Details) - USD ($) $ in Thousands		Sep. 30, 2020	Dec. 31, 2019
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	$ 82,617
2019		147,884
2018		106,105
2017		73,202
2016		60,290
2015 And Prior		89,820
Total		559,918	$ 589,198
VOI note receivable balance had not yet been charged off		15,200	10,600
Defaults [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	610
2019		8,251
2018		9,484
2017		6,559
2016		4,901
2015 And Prior		5,103
Total		34,908
Allowance For Loan Loss [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	22,945
2019		43,188
2018		29,545
2017		18,070
2016		17,126
2015 And Prior		18,931
Total		149,805
Current [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	81,169
2019		141,008
2018		99,478
2017		68,010
2016		56,417
2015 And Prior		81,387
Total		527,469
31-60 Days [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	612
2019		1,521
2018		1,243
2017		736
2016		558
2015 And Prior		936
Total		5,606
61-90 Days [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	315
2019		1,510
2018		764
2017		946
2016		408
2015 And Prior		568
Total		4,511
Over 91 Days [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1],[2]	521
2019	[2]	3,845
2018	[2]	4,620
2017	[2]	3,510
2016	[2]	2,907
2015 And Prior	[2]	6,929
Total	[2]	22,332
701+ [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	49,843
2019		92,561
2018		61,442
2017		39,863
2016		29,802
2015 And Prior		39,607
Total		313,118
601-700 [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	30,057
2019		47,499
2018		36,549
2017		26,616
2016		24,508
2015 And Prior		38,616
Total		203,845
Less Than 601 [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1],[3]	2,492
2019	[3]	4,815
2018	[3]	3,266
2017	[3]	2,239
2016	[3]	2,429
2015 And Prior	[3]	4,445
Total	[3]	19,686
Other [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1],[2]	225
2019	[2]	3,009
2018	[2]	4,848
2017	[2]	4,484
2016	[2]	3,551
2015 And Prior	[2]	7,152
Total	[2]	23,269
Total by FICO Score [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1],[2]	82,617
2019	[2]	147,884
2018	[2]	106,105
2017	[2]	73,202
2016	[2]	60,290
2015 And Prior	[2]	89,820
Total	[2]	559,918
Notes Receivable Secured By VOIs [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Total		$ 559,918	$ 589,198

[1] VOI originations for the nine months ended September 30, 2020.

[2] Includes $15.2 million related to VOI notes receivable that, as of September 30, 2020, had defaulted, but the related VOI note receivable balance had not yet been charged off in accordance with the provisions of certain of our receivable-backed notes payable transactions. These VOI notes receivable have been reflected in the allowance for loan losses.

[3] Includes VOI notes receivable attributable to borrowers without a FICO score (who are primarily foreign borrowers).