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Commitments and Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2017
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Rent Expense [Table Text Block] | Operating lease rental expense for factories, service and distribution locations, offices, and equipment was as follows:
| Year Ended December 31,
| 2017 |  | 2016 |  | 2015
| (in thousands)
Rental expense | $ | 14,824 |  |  | $ | 14,232 |  |  | $ | 15,524 |
Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] | Future minimum lease payments at December 31, 2017, under noncancelable operating leases with initial or remaining terms in excess of one year are as follows:
Year Ending December 31, |  | Minimum Payments
|  | (in thousands)
2018 |  | $ | 15,353 |
2019 |  | 10,274 |
2020 |  | 6,556 |
2021 |  | 3,732 |
2022 |  | 2,888 |
Beyond 2022 |  | 9,799 |
Future minimum lease payments |  | $ | 48,602 |
Schedule of Line of Credit Facilities [Table Text Block] | Our available lines of credit, outstanding standby LOCs, and bonds are as follows:
| At December 31,
| 2017 |  | 2016
| (in thousands)
Credit facilities(1) |  |  |
Multicurrency revolving line of credit | $ | 500,000 |  |  | $ | 500,000 |
Long-term borrowings | (125,414 | ) |  | (97,167 | )
Standby LOCs issued and outstanding | (31,881 | ) |  | (46,103 | )
Net available for additional borrowings under the multi-currency revolving line of credit | $ | 342,705 |  |  | $ | 356,730 |
Net available for additional standby LOCs under sub-facility | 218,119 |  |  | 203,897 |
Unsecured multicurrency revolving lines of credit with various financial institutions |  |  |
Multicurrency revolving line of credit | $ | 110,477 |  |  | $ | 91,809 |
Standby LOCs issued and outstanding | (21,030 | ) |  | (21,734 | )
Short-term borrowings(2) | (916 | ) |  | (69 | )
Net available for additional borrowings and LOCs | $ | 88,531 |  |  | $ | 70,006 |
Unsecured surety bonds in force | $ | 51,344 |  |  | $ | 48,221 |
(1) | Refer to Note 6 and Note 19 for details regarding our secured credit facilities, including the refinancing of the 2015 credit facility.
(2) | Short-term borrowings are included in “Other current liabilities” on the Consolidated Balance Sheets.
Schedule of Warranty Accruals [Table Text Block] | A summary of the warranty accrual account activity is as follows:
| Year Ended December 31,
| 2017 |  | 2016
| (in thousands)
Beginning balance | $ | 43,302 |  |  | $ | 54,512 |
New product warranties | 7,849 |  |  | 7,987 |
Other adjustments and expirations | (393 | ) |  | 5,933 |
Claims activity | (18,094 | ) |  | (24,364 | )
Effect of change in exchange rates | 2,198 |  |  | (766 | )
Ending balance | 34,862 |  |  | 43,302 |
Less: current portion of warranty | 21,150 |  |  | 24,874 |
Long-term warranty | $ | 13,712 |  |  | $ | 18,428 |
Warranty Expense [Table Text Block] | Warranty expense was as follows:
| Year Ended December 31,
| 2017 |  | 2016 |  | 2015
| (in thousands)
Total warranty expense | $ | (2,054 | ) |  | $ | 13,920 |  |  | $ | 45,984 |
Schedule of Changes to Unearned Revenue for Extended Warranty [Table Text Block] | A summary of changes to unearned revenue for extended warranty contracts is as follows:
| Year Ended December 31,
| 2017 |  | 2016
| (in thousands)
Beginning balance | $ | 31,549 |  |  | $ | 33,654 |
Unearned revenue for new extended warranties | 1,186 |  |  | 1,437 |
Unearned revenue recognized | (4,247 | ) |  | (3,594 | )
Effect of change in exchange rates | 154 |  |  | 52 |
Ending balance | 28,642 |  |  | 31,549 |
Less: current portion of unearned revenue for extended warranty | 4,220 |  |  | 4,226 |
Long-term unearned revenue for extended warranty within other long-term obligations | $ | 24,422 |  |  | $ | 27,323 |
Health Benefit Plan Costs and Incurred But Not Reported Accrual Balance [Table Text Block] | Plan costs were as follows:
| Year Ended December 31,
| 2017 |  | 2016 |  | 2015
| (in thousands)
Plan costs | $ | 30,521 |  |  | $ | 27,276 |  |  | $ | 25,355 |
IBNR accrual, which is included in wages and benefits payable, was as follows:
| At December 31,
| 2017 |  | 2016
| (in thousands)
IBNR accrual | $ | 2,664 |  |  | $ | 2,441 |

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- Definition Tabular disclosure of future minimum payments required in the aggregate and for each of the five succeeding fiscal years for operating leases having initial or remaining noncancelable lease terms in excess of one year and the total minimum rentals to be received in the future under noncancelable subleases as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=77902758&loc=d3e41502-112717 + Details
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- Definition Tabular disclosure of short-term or long-term contractual arrangements with lenders, including letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(b),22(b)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e),(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate 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 -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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