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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2015
Income Tax Disclosure [Abstract] |
Schedule of Components of Income Tax Expense (Benefit) | The Company's income (loss) before income taxes and income tax expense for continuing operations, each by tax jurisdiction, consisted of the following:
|  | Year ended December 31,
|  | 2015 |  | 2014 |  | 2013
|  | (dollars in thousands)
Income (loss) before income taxes: |  |  |  |  |  |
Domestic |  | $ | (3,150 | ) |  | $ | 67,300 |  |  | $ | 47,760 |
Foreign |  | (18,970 | ) |  | 2,300 |  |  | 28,390 |
Total income (loss) before income taxes |  | $ | (22,120 | ) |  | $ | 69,600 |  |  | $ | 76,150 |
Current income tax expense: |  |  |  |  |  |
Federal |  | $ | 12,150 |  |  | $ | 24,630 |  |  | $ | 13,020 |
State and local |  | 1,080 |  |  | 3,440 |  |  | 1,740 |
Foreign |  | 2,060 |  |  | 1,170 |  |  | 6,690 |
Total current income tax expense |  | 15,290 |  |  | 29,240 |  |  | 21,450 |
Deferred income tax expense (benefit): |  |  |  |  |  |
Federal |  | (1,980 | ) |  | (9,370 | ) |  | (2,420 | )
State and local |  | (1,530 | ) |  | (40 | ) |  | (1,280 | )
Foreign |  | (5,240 | ) |  | 2,880 |  |  | (840 | )
Total deferred income tax expense |  | (8,750 | ) |  | (6,530 | ) |  | (4,540 | )
Income tax expense |  | $ | 6,540 |  |  | $ | 22,710 |  |  | $ | 16,910 |
Schedule of Deferred Tax Assets and Liabilities | The components of deferred taxes at December 31, 2015 and 2014 are as follows:
|  | 2015 |  | 2014
|  | (dollars in thousands)
Deferred tax assets: |  |  |  |
Accounts receivable |  | $ | 550 |  |  | $ | 350 |
Inventories |  | 5,680 |  |  | 5,680 |
Accrued liabilities and other long-term liabilities |  | 27,550 |  |  | 34,430 |
Tax loss and credit carryforwards |  | 4,660 |  |  | 12,420 |
Gross deferred tax asset |  | 38,440 |  |  | 52,880 |
Valuation allowances |  | (3,060 | ) |  | (5,980 | )
Net deferred tax asset |  | 35,380 |  |  | 46,900 |
Deferred tax liabilities: |  |  |  |
Property and equipment |  | (16,340 | ) |  | (19,290 | )
Goodwill and other intangible assets |  | (26,600 | ) |  | (44,570 | )
Other, principally deferred income |  | (3,450 | ) |  | (5,020 | )
Gross deferred tax liability |  | (46,390 | ) |  | (68,880 | )
Net deferred tax liability |  | $ | (11,010 | ) |  | $ | (21,980 | )
Schedule of Effective Income Tax Rate Reconciliation | The following is a reconciliation of income tax expense computed at the U.S. federal statutory rate to income tax expense allocated to income from continuing operations before income taxes:
|  | 2015 |  | 2014 |  | 2013
|  | (dollars in thousands)
U.S. federal statutory rate |  | 35 | % |  | 35 | % |  | 35 | %
Tax at U.S. federal statutory rate |  | $ | (7,740 | ) |  | $ | 24,360 |  |  | $ | 26,650 |
State and local taxes, net of federal tax benefit |  | (520 | ) |  | 2,520 |  |  | 280 |
Differences in statutory foreign tax rates |  | 110 |  |  | (200 | ) |  | (4,330 | )
Change in recognized tax benefits |  | (460 | ) |  | (2,490 | ) |  | (1,900 | )
Goodwill impairment |  | 11,430 |  |  | — |  |  | — |
Nontaxable gains |  | (980 | ) |  | — |  |  | (5,460 | )
Restructuring (benefits)/charges |  | — |  |  | — |  |  | 2,230 |
Noncontrolling interest |  | — |  |  | (280 | ) |  | (1,410 | )
Research and manufacturing incentives |  | (1,680 | ) |  | (1,920 | ) |  | (1,680 | )
Tax on undistributed foreign earnings |  | 610 |  |  | 50 |  |  | 290 |
Net change in valuation allowance |  | 3,770 |  |  | 3,270 |  |  | 820 |
Other, net |  | 2,000 |  |  | (2,600 | ) |  | 1,420 |
Income tax expense |  | $ | 6,540 |  |  | $ | 22,710 |  |  | $ | 16,910 |
Schedule of Unrecognized Tax Benefits Roll Forward | A reconciliation of the change in the UTBs and related accrued interest and penalties for the years ended December 31, 2015 and 2014 is as follows:
|  | Unrecognized Tax Benefits
|  | (dollars in thousands)
Balance at December 31, 2013 |  | $ | 8,470 |
Tax positions related to current year: |  |
Additions |  | 390 |
Tax positions related to prior years: |  |
Additions |  | 270 |
Reductions |  | (1,280 | )
Settlements |  | — |
Lapses in the statutes of limitations |  | (2,580 | )
Balance at December 31, 2014 |  | $ | 5,270 |
Tax positions related to current year: |  |
Additions |  | 240 |
Tax positions related to prior years: |  |  |
Additions |  | 1,570 |
Reductions |  | (360 | )
Settlements |  | (390 | )
Lapses in the statutes of limitations |  | (1,720 | )
Balance at December 31, 2015 |  | $ | 4,610 |

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