| Accounting Policies [Abstract] | Period [Axis] |
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2016-01-01 - 2016-12-31 |
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Accounting Policies [Abstract] | |
Schedule of Changes in Allowance for Doubtful Accounts | Changes in the Company's allowance for doubtful accounts are as follows: | | | | | | | | | | | | | | | | | | Balance at beginning of year | | Provision and reserve adjustments | | Write-offs less recoveries | | Balance at end of year | | (In thousands) | 2016 | $ | 477 |
| | $ | 2 |
| | $ | (54 | ) | | $ | 425 |
| 2015 | $ | 811 |
| | $ | (152 | ) | | $ | (182 | ) | | $ | 477 |
| 2014 | $ | 531 |
| | $ | 305 |
| | $ | (25 | ) | | $ | 811 |
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Schedule of Changes to Obsolete Inventories Reserve | Changes to the Company's obsolete inventories reserve are as follows: | | | | | | | | | | | | | | | | | | Balance at beginning of year | | Net additions charged to earnings | | Disposals | | Balance at end of year | | (In thousands) | 2016 | $ | 3,836 |
| | $ | 1,017 |
| | $ | (1,214 | ) | | $ | 3,639 |
| 2015 | $ | 3,314 |
| | $ | 2,530 |
| | $ | (2,008 | ) | | $ | 3,836 |
| 2014 | $ | 4,236 |
| | $ | 974 |
| | $ | (1,896 | ) | | $ | 3,314 |
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Schedule of Carrying Value and Accumulated Amortization of Intangible Assets | The carrying value and accumulated amortization by major class of intangible assets are as follows: | | | | | | | | | | | | | | | | | | December 31, 2016 | | December 31, 2015 | | Gross carrying amount | | Accumulated amortization | | Gross carrying amount | | Accumulated amortization | | (In thousands) | Technologies | $ | 47,657 |
| | $ | 18,970 |
| | $ | 47,157 |
| | $ | 16,104 |
| Non-compete agreements | 2,112 |
| | 1,670 |
| | 2,062 |
| | 1,455 |
| Licenses | 650 |
| | 458 |
| | 650 |
| | 441 |
| Customer lists | 4,923 |
| | 1,698 |
| | 4,923 |
| | 1,327 |
| Customer relationships | 20,790 |
| | 7,416 |
| | 20,690 |
| | 5,494 |
| Trade names | 9,475 |
| | 3,523 |
| | 9,475 |
| | 2,788 |
| Total intangibles | $ | 85,607 |
| | $ | 33,735 |
| | $ | 84,957 |
| | $ | 27,609 |
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Schedule of Changes in Warranty and After-Sale Costs Reserve | Changes in the Company's warranty and after-sale costs reserve are as follows: | | | | | | | | | | | | | | | | | | | | | | Balance at beginning of year | | Net additions charged to earnings | | Adjustments to pre-existing warranties | | Costs incurred | | Balance at end of year | | (In thousands) | 2016 | $ | 3,133 |
| | $ | 3,559 |
| | $ | (554 | ) | | $ | (3,359 | ) | | $ | 2,779 |
| 2015 | $ | 1,739 |
| | $ | 1,559 |
| | $ | 1,278 |
| | $ | (1,443 | ) | | $ | 3,133 |
| 2014 | $ | 882 |
| | $ | 2,255 |
| | $ | 257 |
| | $ | (1,655 | ) | | $ | 1,739 |
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Schedule of Accumulated Other Comprehensive Loss | Components of accumulated other comprehensive loss at December 31, 2016 are as follows: | | | | | | | | | | | | | | Pension and postretirement benefits | | Foreign currency | | Total | | | | (In thousands) | | | Balance at beginning of period | $ | (11,968 | ) | | $ | (812 | ) | | $ | (12,780 | ) | Other comprehensive income before reclassifications | — |
| | (328 | ) | | (328 | ) | Amounts reclassified from accumulated other comprehensive loss, net of tax of $(1.0) million | 1,473 |
| | — |
| | 1,473 |
| Net current period other comprehensive loss (income), net | 1,473 |
| | (328 | ) | | 1,145 |
| Accumulated other comprehensive loss | $ | (10,495 | ) | | $ | (1,140 | ) | | $ | (11,635 | ) |
Details of reclassifications out of accumulated other comprehensive loss during 2016 are as follows: | | | | | | Amount reclassified from accumulated other comprehensive loss | | (In thousands) | Amortization of employee benefit plan items: | | Prior service cost (1) | $ | (25 | ) | Settlement expense (1) | 1,510 |
| Actuarial loss (1) | 1,007 |
| Total before tax | 2,492 |
| Income tax benefit | (1,019 | ) | Amount reclassified out of accumulated other comprehensive loss | $ | 1,473 |
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| | (1) | These accumulated other comprehensive loss components are included in the computation of benefit plan costs in Note 7 “Employee Benefit Plans.” |
Components of accumulated other comprehensive loss at December 31, 2015 are as follows: | | | | | | | | | | | | | | Pension and postretirement benefits | | Foreign currency | | Total | | (In thousands) | Balance at beginning of period | $ | (11,891 | ) | | $ | 35 |
| | $ | (11,856 | ) | Other comprehensive income before reclassifications | (1,317 | ) | | (847 | ) | | (2,164 | ) | Amounts reclassified from accumulated other comprehensive loss, net of tax of $(0.7) million | 1,240 |
| | — |
| | 1,240 |
| Net current period other comprehensive income, net | (77 | ) | | (847 | ) | | (924 | ) | Accumulated other comprehensive loss | $ | (11,968 | ) | | $ | (812 | ) | | $ | (12,780 | ) |
Details of reclassifications out of accumulated other comprehensive loss during 2015 are as follows: | | | | | | Amount reclassified from accumulated other comprehensive loss | | (In thousands) | Amortization of employee benefit plan items: | | Prior service cost (1) | $ | 53 |
| Settlement expense (1) | 762 |
| Actuarial loss (1) | 1,153 |
| Total before tax | 1,968 |
| Income tax benefit | (728 | ) | Amount reclassified out of accumulated other comprehensive loss | $ | 1,240 |
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| | (1) | These accumulated other comprehensive loss components are included in the computation of benefit plan costs in Note 7 “Employee Benefit Plans.” |
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