Finance Assets and Lessor Operating Leases (Credit Quality) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items]
Total	$ 1,459,675	$ 1,453,988
Low
Financing Receivable, Credit Quality Indicator [Line Items]
Total	1,047,989	1,016,123
Medium
Financing Receivable, Credit Quality Indicator [Line Items]
Total	206,652	207,009
High
Financing Receivable, Credit Quality Indicator [Line Items]
Total	22,318	23,451
Not Scored
Financing Receivable, Credit Quality Indicator [Line Items]
Total	182,716	207,405
Sales-type lease receivables
Financing Receivable, Credit Quality Indicator [Line Items]
Year one	311,150	417,643
Year two	332,427	304,851
Year three	238,320	200,889
Year four	145,326	136,327
Year five	75,082	48,111
Prior	22,677	17,644
Sales-type lease receivables | Low
Financing Receivable, Credit Quality Indicator [Line Items]
Year one	214,237	286,297
Year two	241,101	206,511
Year three	172,532	140,800
Year four	108,325	95,485
Year five	55,651	34,721
Prior	16,531	12,674
Sales-type lease receivables | Medium
Financing Receivable, Credit Quality Indicator [Line Items]
Year one	37,123	53,419
Year two	40,116	40,669
Year three	29,949	27,013
Year four	20,506	19,668
Year five	12,288	6,751
Prior	4,007	3,441
Sales-type lease receivables | High
Financing Receivable, Credit Quality Indicator [Line Items]
Year one	3,426	6,492
Year two	4,495	3,840
Year three	2,909	3,119
Year four	2,231	1,942
Year five	824	750
Prior	801	508
Sales-type lease receivables | Not Scored
Financing Receivable, Credit Quality Indicator [Line Items]
Year one	56,364	71,435
Year two	46,715	53,831
Year three	32,930	29,957
Year four	14,264	19,232
Year five	6,319	5,889
Prior	1,338	1,021
Loan receivables
Financing Receivable, Credit Quality Indicator [Line Items]
Total	334,693	328,523
Loan receivables | Low
Financing Receivable, Credit Quality Indicator [Line Items]
Total	239,612	239,635
Loan receivables | Medium
Financing Receivable, Credit Quality Indicator [Line Items]
Total	62,663	56,048
Loan receivables | High
Financing Receivable, Credit Quality Indicator [Line Items]
Total	7,632	6,800
Loan receivables | Not Scored
Financing Receivable, Credit Quality Indicator [Line Items]
Total	$ 24,786	$ 26,040