Finance Assets (Aging of Receivables) (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	$ 1,602,279	$ 1,689,473
1 to 90 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	1,554,027	1,621,914
Greater Than 90 days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	48,252	67,559
Past due amounts greater than 90 days - Still accruing interest	10,202	12,545
Past due amounts greater than 90 days - Not accruing interest	38,050	55,014
North America \| Sales-type lease receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	1,004,491	1,023,549
North America \| Sales-type lease receivables \| 1 to 90 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	966,868	971,002
North America \| Sales-type lease receivables \| Greater Than 90 days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	37,623	52,547
Past due amounts greater than 90 days - Still accruing interest	7,159	10,807
Past due amounts greater than 90 days - Not accruing interest	30,464	41,740
North America \| Loan receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	300,319	339,373
North America \| Loan receivables \| 1 to 90 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	294,126	330,503
North America \| Loan receivables \| Greater Than 90 days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	6,193	8,870
Past due amounts greater than 90 days - Still accruing interest	1,769	0
Past due amounts greater than 90 days - Not accruing interest	4,424	8,870
International \| Sales-type lease receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	268,199	292,059
International \| Sales-type lease receivables \| 1 to 90 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	263,954	286,170
International \| Sales-type lease receivables \| Greater Than 90 days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	4,245	5,889
Past due amounts greater than 90 days - Still accruing interest	1,202	1,738
Past due amounts greater than 90 days - Not accruing interest	3,043	4,151
International \| Loan receivables
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total	29,270	34,492
International \| Loan receivables \| 1 to 90 Days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	29,079	34,239
International \| Loan receivables \| Greater Than 90 days
Financing Receivable, Recorded Investment, Past Due [Line Items]
Aging of receivables	191	253
Past due amounts greater than 90 days - Still accruing interest	72	0
Past due amounts greater than 90 days - Not accruing interest	$ 119	$ 253

Recorded investment in financing receivables that are 90 days or more past due and still accruing.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

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- Definition

Recorded investment in financing receivables that are on nonaccrual status as of the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5111-111524

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- Definition

Recorded Investment in financing receivables that are past due at the balance sheet date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953401-111524

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+ References

No definition available.

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Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.3)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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