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Warranty (Details) - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2018 | Jun. 30, 2017
Product Warranties Disclosures [Abstract] |  |
Machine warranty, range minimum (in years) | 1 year |
Machine warranty, range maximum (in years) | 4 years |
Period of time following a sale the majority of claims are paid, range minimum (in years) | 6 months |
Period of time following a sale the majority of claims are paid, range maximum (in years) | 9 months |
Changes in warranty reserves |  |
Beginning balance | $ 12,676 | $ 10,960
Additions charged to expense | 7,227 | 5,815
Acquired warranty obligations | 0 | 384
Foreign currency fluctuations | (153) | 154
Claims paid | (6,491) | (5,872)
Ending balance | $ 13,259 | $ 11,441

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- Definition The minimum period of time the machine is under warranty. + References No definition available. + Details
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- Definition The typical range of period of time following a sale the majority of warranty claims are paid out on the high end of the range. + References No definition available. + Details
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- Definition The typical range of period of time following a sale the majority of warranty claims are paid out on the low end of the range. + References No definition available. + Details
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- Definition Amount as of the balance sheet date of the aggregate standard product warranty liability. Does not include the balance for the extended product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c)(1),(c)(5) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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- Definition Amount of increase in the standard product warranty accrual from a business acquisition. Excludes extended product warranties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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- Definition Amount of foreign currency translation gain (loss) which decreases (increases) the standard product warranty accrual. Excludes extended product warranties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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- Definition Amount of decrease in the standard product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard product warranty. Excludes extended product warranties. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph ((c)(2)) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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