Finance Assets and Lessor Operating Leases (Credit Quality) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Sales-type lease receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 1,280,054	$ 1,352,934
Sales-type lease receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	1,055,852	1,110,898
Loan receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	326,173	329,589
Loan receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 298,247	300,319
Low
Accounts, Notes, Loans and Financing Receivable [Line Items]
Approximate percentage of portfolio	30.00%
Low | Sales-type lease receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 837,386	922,414
Low | Loan receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 216,295	238,620
Medium
Accounts, Notes, Loans and Financing Receivable [Line Items]
Approximate percentage of portfolio	40.00%
Medium | Sales-type lease receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 161,204	131,650
Medium | Loan receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 63,302	43,952
High
Accounts, Notes, Loans and Financing Receivable [Line Items]
Approximate percentage of portfolio	30.00%
High | Sales-type lease receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 21,041	22,110
High | Loan receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	5,140	5,947
Not Scored | Sales-type lease receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	36,221	34,724
Not Scored | Loan receivables | North America
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 13,510	$ 11,800