Finance Assets and Lessor Operating Leases (Allowance for Credit Losses) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Financing Receivable, Allowance for Credit Loss [Line Items]
Revenue recognition resume period (less than)	60 days
Allowance for Credit Losses
Beginning Balance	$ 19,651	$ 20,222
Amounts charged to expense	15,248	6,759
Write-offs	(8,761)	(9,085)
Recoveries	2,377	2,893
Other	96	(72)
Ending Balance	38,114	20,717
Cumulative Effect
Allowance for Credit Losses
Beginning Balance	$ 9,503
Sales-type lease receivables
Financing Receivable, Allowance for Credit Loss [Line Items]
Average term	5 years
Revenue recognition discontinuation period (more than)	120 days
Allowance for Credit Losses
Beginning Balance	$ 13,005
Write-offs	(386)	(533)
Recoveries	44	167
Ending Balance	31,346
Sales-type lease receivables | North America
Allowance for Credit Losses
Beginning Balance	10,920	10,253
Amounts charged to expense	9,025	3,660
Write-offs	(3,536)	(3,452)
Recoveries	946	813
Other	(23)	48
Ending Balance	26,603	11,322
Sales-type lease receivables | North America | Cumulative Effect
Allowance for Credit Losses
Beginning Balance	9,271
Sales-type lease receivables | International
Allowance for Credit Losses
Beginning Balance	2,085	2,355
Amounts charged to expense	1,257	455
Other	(7)	(182)
Ending Balance	4,743	2,262
Sales-type lease receivables | International | Cumulative Effect
Allowance for Credit Losses
Beginning Balance	$ 1,750
Loan receivables
Financing Receivable, Allowance for Credit Loss [Line Items]
Average term	3 years
Revenue recognition discontinuation period (more than)	90 days
Allowance for Credit Losses
Beginning Balance	$ 6,646
Ending Balance	6,768
Loan receivables | North America
Allowance for Credit Losses
Beginning Balance	5,906	6,777
Amounts charged to expense	4,758	2,329
Write-offs	(4,542)	(4,649)
Recoveries	1,386	1,909
Other	90	8
Ending Balance	6,482	6,374
Loan receivables | North America | Cumulative Effect
Allowance for Credit Losses
Beginning Balance	(1,116)
Loan receivables | International
Allowance for Credit Losses
Beginning Balance	740	837
Amounts charged to expense	208	315
Write-offs	(297)	(451)
Recoveries	1	4
Other	36	54
Ending Balance	286	$ 759
Loan receivables | International | Cumulative Effect
Allowance for Credit Losses
Beginning Balance	$ (402)