Financing Receivables - Allowance For Credit Losses Rollforward (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Beginning balance	$ (7,086)	$ (8,102)	$ (12,541)
Charge-offs	2,238	4,741	3,859
Recoveries	(24)	(90)	4
Provision	(1,088)	(3,358)	(952)
Currency adjustments	(512)	(277)	1,528
Ending balance	(6,472)	(7,086)	(8,102)
Chile
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Beginning balance	(6,209)	(7,240)	(11,063)
Charge-offs	1,910	4,631	3,648
Recoveries	(24)	0	0
Provision	(1,309)	(3,304)	(1,105)
Currency adjustments	(475)	(296)	1,280
Ending balance	(6,107)	(6,209)	(7,240)
Other
Financing Receivable, Allowance for Credit Losses [Roll Forward]
Beginning balance	(877)	(862)	(1,478)
Charge-offs	328	110	211
Recoveries	0	(90)	4
Provision	221	(54)	153
Currency adjustments	(37)	19	248
Ending balance	$ (365)	$ (877)	$ (862)

Financing Receivable, Allowance for Credit Losses, Currency Translation Adjustments

No definition available.

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- Definition

A valuation allowance for financing receivables that are expected to be uncollectible.

+ References

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- Definition

Amount of recovery of financing receivables doubtful of collection that were previously charged off.

+ References

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of direct write-downs of financing receivables charged against the allowance.

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- Definition

Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.11)
-URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

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