Notes Receivable (Financing Receivable Credit Quality Indicators And Past Due By Year Of Origination) (Details) - USD ($) $ in Thousands		Jun. 30, 2020	Dec. 31, 2019
Financing Receivable, Credit Quality Indicator [Line Items]
Total		$ 551,861	$ 589,198
VOI note receivable balance had not yet been charged off		12,100	10,600
Defaults [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		35
2019		5,602
2018		7,198
2017		4,990
2016		3,941
2015 And Prior		3,434
Total		25,200
Allowance For Loan Loss [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		11,137
2019		45,863
2018		31,939
2017		19,924
2016		18,662
2015 And Prior		20,104
Total		147,629
Current [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		43,501
2019		151,466
2018		106,788
2017		72,848
2016		60,126
2015 And Prior		87,203
Total		521,932
31-60 Days [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		311
2019		1,430
2018		1,117
2017		894
2016		652
2015 And Prior		723
Total		5,127
61-90 Days [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		197
2019		1,437
2018		1,213
2017		775
2016		683
2015 And Prior		826
Total		5,131
Over 91 Days [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[1]	180
2019	[1]	2,724
2018	[1]	4,113
2017	[1]	3,439
2016	[1]	2,761
2015 And Prior	[1]	6,454
Total	[1]	19,671
Total [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		44,189
2019		157,057
2018		113,231
2017		77,956
2016		64,222
2015 And Prior		95,206
Total		551,861
701+ [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		29,419
2019		99,830
2018		66,310
2017		43,027
2016		32,118
2015 And Prior		42,784
Total		313,488
601-700 [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		13,504
2019		50,438
2018		39,403
2017		28,705
2016		26,256
2015 And Prior		41,312
Total		199,618
Less Than 601 [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020	[2]	1,266
2019	[2]	5,061
2018	[2]	3,473
2017	[2]	2,358
2016	[2]	2,692
2015 And Prior	[2]	4,836
Total	[2]	19,686
Other [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2019	[1]	1,728
2018	[1]	4,045
2017	[1]	3,866
2016	[1]	3,156
2015 And Prior	[1]	6,274
Total	[1]	19,069
Total by FICO Score [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
2020		44,189
2019		157,057
2018		113,231
2017		77,956
2016		64,222
2015 And Prior		95,206
Total		551,861
Notes Receivable Secured By VOIs [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Total		$ 551,861	$ 589,198

[1] Includes $12.1 million related to VOI notes receivable that, as of June 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.

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