| Income Tax Disclosure [Abstract] | Period [Axis] |
|---|
2016-01-01 - 2016-12-31 |
|---|
Income Tax Disclosure [Abstract] | |
Schedule of Income before Income Tax | Income from continuing operations before tax and equity investment for the three years ended December 31 is as follows: | | | | | | | | | | | | | | | | Year Ended December 31, | (in thousands) | | 2016 | | 2015 | | 2014 | Domestic | | $ | 8,045 |
| | $ | 40,258 |
| | $ | 39,154 |
| Foreign | | 330 |
| | 1,262 |
| | 148 |
| Total income from continuing operations before tax and equity investment | | $ | 8,375 |
| | $ | 41,520 |
| | $ | 39,302 |
|
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Schedule of Components of the Provision for (Benefit From) Income Taxes | The provision for (benefit from) income taxes for the three years ended December 31 is as follows: | | | | | | | | | | | | | | | | | | | | Year Ended December 31, | (in thousands) | | | | 2016 | | 2015 | | 2014 | Current | | | | | | | | | | | Federal | | $ | 1,096 |
| | $ | 497 |
| | $ | (413 | ) | | | State | | 2,776 |
| | 2,179 |
| | 2,164 |
| | | Foreign | | 1,761 |
| | 711 |
| | 877 |
| | | Total income taxes, current | | 5,633 |
| | 3,387 |
| | 2,628 |
| Deferred | | | | | | | | | | | Federal | | 8,247 |
| | 12,993 |
| | 14,110 |
| | | State | | 488 |
| | 1,729 |
| | 495 |
| | | Foreign | | (475 | ) | | (112 | ) | | (225 | ) | | | Total income taxes, deferred | | 8,260 |
| | 14,610 |
| | 14,380 |
| Total income tax provision | | $ | 13,893 |
| | $ | 17,997 |
| | $ | 17,008 |
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Schedule of Deferred Tax Assets and Liabilities | The amounts shown on the following table represent the tax effect of temporary differences between the Company's consolidated tax return basis of assets and liabilities and the corresponding basis for financial reporting, as well as tax credit and net operating loss carryforwards.
| | | | | | | | | | (in thousands) | | December 31, | | December 31, | Deferred Income Tax Sources | | 2016 | | 2015 | Inventories | | $ | 4,140 |
| | $ | 330 |
| Environmental costs | | 3,042 |
| | 1,013 |
| Accrued liabilities | | 7,012 |
| | 4,927 |
| Post-retirement and post-employment employee benefits | | 1,510 |
| | 896 |
| Net operating loss carryforwards | | 18,428 |
| | 29,544 |
| Pension liabilities | | 96,982 |
| | 98,556 |
| Impairments of long-lived assets | | 3,245 |
| | — |
| Minimum tax credit carryforwards | | 3,146 |
| | 7,356 |
| R&D state credit carryforwards | | 1,172 |
| | — |
| Miscellaneous other | | 9,137 |
| | 7,009 |
| Deferred income tax assets before valuation allowance | | 147,814 |
| | 149,631 |
| Valuation allowance | | (5,815 | ) | | (4,267 | ) | Deferred income tax assets | | 141,999 |
| | 145,364 |
| Property, plant and equipment | | (14,717 | ) | | (15,112 | ) | Intangible assets | | (31,822 | ) | | (9,847 | ) | Undistributed foreign earnings | | (181 | ) | | (256 | ) | Other items, net | | (373 | ) | | — |
| Deferred income tax liabilities | | (47,093 | ) | | (25,215 | ) | Net deferred income tax assets | | $ | 94,906 |
| | $ | 120,149 |
| | | | | | Foreign: | | | | | Trade receivables | | $ | 18 |
| | $ | — |
| Inventories | | 35 |
| | — |
| Other items, net | | 25 |
| | — |
| Net operating loss carryforwards | | 2,591 |
| | 1,340 |
| Valuation allowance | | (2,487 | ) | | (1,340 | ) | Foreign deferred income tax assets | | 182 |
| | — |
| Foreign deferred tax liabilities. principally related to long-lived assets | | (3,008 | ) | | (402 | ) | Net foreign deferred income tax liabilities | | $ | (2,826 | ) | | $ | (402 | ) |
|
Schedule of Effective Income Tax Rate Reconciliation | The provision for income taxes differs from the amount of income tax determined by applying the applicable U.S. statutory federal income tax rate to pretax income as follows: | | | | | | | | | | | | | | | | Year Ended December 31, | (in thousands) | | 2016 | | 2015 | | 2014 | Income from continuing operations before tax and equity investment | | $ | 8,375 |
| | $ | 41,520 |
| | $ | 39,302 |
| Tax provision at statutory rate | | $ | 2,931 |
| | $ | 14,532 |
| | $ | 13,755 |
| Increase (decrease) in tax due to: | |
| |
| |
| State income taxes, net of federal effect | | 2,607 |
| | 3,134 |
| | 1,991 |
| Net increase in valuation allowance | | 883 |
| | 366 |
| | 487 |
| Decrease in liability for uncertain tax positions | | (319 | ) | | (381 | ) | | (70 | ) | Foreign tax differential | | 277 |
| | (209 | ) | | 101 |
| Non-deductible goodwill impairment charges | | 6,371 |
| | — |
| | — |
| Dividend income and gross ups | | 693 |
| | — |
| | — |
| Foreign tax credits | | (964 | ) | | — |
| | — |
| Other items, net | | 1,414 |
| | 555 |
| | 744 |
| Tax provision | | $ | 13,893 |
| | $ | 17,997 |
| | $ | 17,008 |
|
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Schedule of Unrecognized Tax Benefits Roll Forward | The changes in the amount of unrecognized tax benefits during 2016 and 2015 were as follows:
| | | | | | | | | | | | Year Ended December 31, | (in thousands) | | 2016 | | 2015 | Beginning balance | | $ | 1,786 |
| | $ | 1,274 |
| Additions for tax positions related to current year | | 175 |
| | 787 |
| Additions for tax positions acquired | | 1,114 |
| | — |
| Additions due to interest accrued | | 148 |
| | 85 |
| Tax positions of prior years: | |
| |
| Payments | | — |
| | (57 | ) | Due to lapsed statutes of limitations | | (642 | ) | | (303 | ) | Ending balance | | $ | 2,581 |
| | $ | 1,786 |
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