Notes Receivable, Net - Credit Quality Indicators for RRE and Consumer Loans (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Gross Charge-Offs
Total	$ 15,095	$ 14,970	$ 11,594
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Total	16,198,082	15,246,812
Performing
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Total	16,123,987	15,193,135
Residential Real Estate
Gross Charge-Offs
Current Year	0
One Year Prior	5
Two Years Prior	0
Three Years Prior	0
Four Years Prior	0
Prior	15
Revolving loans	0
Total	20	17	38
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	234,568	543,469
One Year Prior	673,782	552,748
Two Years Prior	495,645	116,810
Three Years Prior	99,199	45,055
Four Years Prior	42,054	37,252
Prior	158,828	149,292
Revolving loans	468	1,382
Total	1,704,544	1,446,008
Residential Real Estate | Performing
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	233,753	543,023
One Year Prior	671,196	551,756
Two Years Prior	495,645	116,543
Three Years Prior	99,199	44,604
Four Years Prior	42,054	36,993
Prior	153,489	146,318
Revolving loans	468	1,382
Total	1,695,804	1,440,619
Residential Real Estate | 30-89 Days Past Due
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	815	446
One Year Prior	2,586	992
Two Years Prior	0	136
Three Years Prior	0	451
Four Years Prior	0	0
Prior	2,670	913
Revolving loans	0	0
Total	6,071	2,938
Residential Real Estate | Non-Accrual and 90 Days or More Past Due
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	0	0
One Year Prior	0	0
Two Years Prior	0	131
Three Years Prior	0	0
Four Years Prior	0	259
Prior	2,669	2,061
Revolving loans	0	0
Total	2,669	2,451
Home Equity
Gross Charge-Offs
Current Year	0
One Year Prior	0
Two Years Prior	48
Three Years Prior	50
Four Years Prior	0
Prior	31
Revolving loans	0
Total	129	85	45
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	0	60
One Year Prior	20	77
Two Years Prior	0	82
Three Years Prior	21	225
Four Years Prior	178	594
Prior	5,492	7,165
Revolving loans	882,302	814,029
Total	888,013	822,232
Home Equity | Performing
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	0	60
One Year Prior	20	77
Two Years Prior	0	82
Three Years Prior	21	195
Four Years Prior	178	594
Prior	5,277	6,868
Revolving loans	875,735	811,701
Total	881,231	819,577
Home Equity | 30-89 Days Past Due
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	0	0
One Year Prior	0	0
Two Years Prior	0	0
Three Years Prior	0	0
Four Years Prior	0	0
Prior	11	131
Revolving loans	4,522	1,152
Total	4,533	1,283
Home Equity | Non-Accrual and 90 Days or More Past Due
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	0	0
One Year Prior	0	0
Two Years Prior	0	0
Three Years Prior	0	30
Four Years Prior	0	0
Prior	204	166
Revolving loans	2,045	1,176
Total	2,249	1,372
Other Consumer
Gross Charge-Offs
Current Year	7,801
One Year Prior	715
Two Years Prior	170
Three Years Prior	85
Four Years Prior	73
Prior	131
Revolving loans	0
Total	8,975	8,496	$ 6,406
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	139,295	152,685
One Year Prior	98,630	94,210
Two Years Prior	62,961	49,257
Three Years Prior	29,143	20,432
Four Years Prior	12,335	10,598
Prior	17,314	16,014
Revolving loans	40,678	38,661
Total	400,356	381,857
Other Consumer | Performing
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	137,035	149,702
One Year Prior	97,536	93,749
Two Years Prior	62,107	48,990
Three Years Prior	29,012	20,166
Four Years Prior	12,279	9,970
Prior	16,664	15,786
Revolving loans	39,489	38,480
Total	394,122	376,843
Other Consumer | 30-89 Days Past Due
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	2,079	2,825
One Year Prior	870	421
Two Years Prior	805	212
Three Years Prior	119	96
Four Years Prior	43	91
Prior	173	106
Revolving loans	1,182	179
Total	5,271	3,930
Other Consumer | Non-Accrual and 90 Days or More Past Due
Financing Receivable, before Allowance for Credit Loss, by Origination Year
Current Year	181	158
One Year Prior	224	40
Two Years Prior	49	55
Three Years Prior	12	170
Four Years Prior	13	537
Prior	477	122
Revolving loans	7	2
Total	$ 963	$ 1,084