Finance Assets (Finance Receivables) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment, Past Due [Line Items]
Net investment in finance receivables	$ 1,381,826	$ 1,480,090
North America
Financing Receivable, Recorded Investment, Past Due [Line Items]
Net investment in finance receivables	1,129,890	1,205,476
International
Financing Receivable, Recorded Investment, Past Due [Line Items]
Net investment in finance receivables	251,936	274,614
Sales-type lease receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Receivables	1,272,690	1,315,608
Unguaranteed residual values	66,565	88,295
Unearned income	(266,796)	(279,045)
Allowance for credit losses	(12,608)	(10,515)
Net investment in receivables	1,059,851	1,114,343
Sales-type lease receivables \| North America
Financing Receivable, Recorded Investment, Past Due [Line Items]
Receivables	1,004,491	1,023,549
Unguaranteed residual values	53,793	74,093
Unearned income	(211,683)	(216,720)
Allowance for credit losses	(10,253)	(7,721)
Net investment in receivables	836,348	873,201
Sales-type lease receivables \| International
Financing Receivable, Recorded Investment, Past Due [Line Items]
Receivables	268,199	292,059
Unguaranteed residual values	12,772	14,202
Unearned income	(55,113)	(62,325)
Allowance for credit losses	(2,355)	(2,794)
Net investment in receivables	223,503	241,142
Loan receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Receivables	329,589	373,865
Allowance for credit losses	(7,614)	(8,118)
Net investment in receivables	321,975	365,747
Loan receivables \| North America
Financing Receivable, Recorded Investment, Past Due [Line Items]
Receivables	300,319	339,373
Allowance for credit losses	(6,777)	(7,098)
Net investment in receivables	293,542	332,275
Loan receivables \| International
Financing Receivable, Recorded Investment, Past Due [Line Items]
Receivables	29,270	34,492
Allowance for credit losses	(837)	(1,020)
Net investment in receivables	$ 28,433	$ 33,472
Minimum
Financing Receivable, Recorded Investment, Past Due [Line Items]
Lease period	3 years
Maximum
Financing Receivable, Recorded Investment, Past Due [Line Items]
Lease period	5 years

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Loans and Leases Receivable, Unearned Income

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount after allowance and deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements and loans held for sale.

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