Finance Assets and Lessor Operating Leases (Aging of Receivables) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Financing Receivable, Past Due [Line Items]
Total	$ 1,427,786	$ 1,428,736
Still accruing interest	3,110	5,646
Not accruing interest	10,497	9,363
Total	13,607	15,009
1 - 90 days
Financing Receivable, Past Due [Line Items]
Total	1,414,179	1,413,727
Greater than 90 days
Financing Receivable, Past Due [Line Items]
Total	13,607	15,009
Sales-type lease receivables | North America
Financing Receivable, Past Due [Line Items]
Total	959,257	958,440
Still accruing interest	2,444	4,964
Not accruing interest	5,322	3,338
Total	7,766	8,302
Sales-type lease receivables | North America | 1 - 90 days
Financing Receivable, Past Due [Line Items]
Total	951,491	950,138
Sales-type lease receivables | North America | Greater than 90 days
Financing Receivable, Past Due [Line Items]
Total	7,766	8,302
Sales-type lease receivables | International
Financing Receivable, Past Due [Line Items]
Total	172,840	187,831
Still accruing interest	666	682
Not accruing interest	1,523	2,092
Total	2,189	2,774
Sales-type lease receivables | International | 1 - 90 days
Financing Receivable, Past Due [Line Items]
Total	170,651	185,057
Sales-type lease receivables | International | Greater than 90 days
Financing Receivable, Past Due [Line Items]
Total	2,189	2,774
Loan receivables
Financing Receivable, Past Due [Line Items]
Total	295,689	282,465
Loan receivables | North America
Financing Receivable, Past Due [Line Items]
Total	274,661	262,310
Still accruing interest	0	0
Not accruing interest	3,568	3,796
Total	3,568	3,796
Loan receivables | North America | 1 - 90 days
Financing Receivable, Past Due [Line Items]
Total	271,093	258,514
Loan receivables | North America | Greater than 90 days
Financing Receivable, Past Due [Line Items]
Total	3,568	3,796
Loan receivables | International
Financing Receivable, Past Due [Line Items]
Total	21,028	20,155
Still accruing interest	0	0
Not accruing interest	84	137
Total	84	137
Loan receivables | International | 1 - 90 days
Financing Receivable, Past Due [Line Items]
Total	20,944	20,018
Loan receivables | International | Greater than 90 days
Financing Receivable, Past Due [Line Items]
Total	$ 84	$ 137