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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2017
Income Taxes |
Income from Continuing Operations Before Income Taxes |
|  | For the year ended December 31,
|  | 2017 |  | 2016 |  | 2015
Domestic |  | $ | (1,877) |  | $ | (11,170) |  | $ | (5,007)
Foreign |  |  | 10,258 |  |  | 22,547 |  |  | 55,862
Total |  | $ | 8,381 |  | $ | 11,377 |  | $ | 50,855
Provision for Income Taxes |
|  | For the year ended December 31,
|  | 2017 |  | 2016 |  | 2015
Current: |  |  |  |  |  |  |  |  |
Federal |  | $ | 14,299 |  | $ | (90) |  | $ | —
State |  |  | 141 |  |  | 5 |  |  | 1
Foreign |  |  | 3,287 |  |  | 5,915 |  |  | 9,140
Total current |  |  | 17,727 |  |  | 5,830 |  |  | 9,141
Deferred: |  |  |  |  |  |  |  |  |
Federal |  |  | 6,043 |  |  | (2,985) |  |  | 338
State |  |  | (200) |  |  | 115 |  |  | (135)
Foreign |  |  | 7,210 |  |  | (2,097) |  |  | (640)
Total deferred |  |  | 13,053 |  |  | (4,967) |  |  | (437)
Total |  | $ | 30,780 |  | $ | 863 |  | $ | 8,704
Differences Between Income Tax Provisions and Provisions for Income Taxes |
|  | For the year ended December 31,
|  | 2017 |  | 2016 |  | 2015
Expected tax at statutory rate |  | $ | 2,933 |  | $ | 3,884 |  | $ | 17,305
Foreign taxes at other rates |  |  | (3,139) |  |  | (7,512) |  |  | (12,487)
US tax on foreign earnings, net of foreign tax credits |  |  | (226) |  |  | (405) |  |  | 1,968
Valuation allowances on NOL carryforwards |  |  | 3,997 |  |  | 3,816 |  |  | 469
US tax reform - deemed repatriation |  |  | 18,472 |  |  | — |  |  | —
US tax reform - changes in indefinite reinvestment assertion |  |  | 7,281 |  |  | — |  |  | —
US tax reform - deferred tax expense from tax rate change |  |  | 2,339 |  |  | — |  |  | —
State income taxes, net of federal benefit |  |  | (59) |  |  | 83 |  |  | 26
Disallowed expenses and other |  |  | (818) |  |  | 997 |  |  | 1,423
Total |  | $ | 30,780 |  | $ | 863 |  | $ | 8,704
Deferred Income Tax Balances |
|  | As of December 31,
|  | 2017 |  | 2016
Deferred tax assets: |  |  |  |  |  |
U.S. foreign tax credit |  | $ | — |  | $ | 7,027
Stock and long-term compensation plans |  |  | 1,855 |  |  | 2,304
Foreign NOL & other carryforwards |  |  | 20,864 |  |  | 16,340
US state NOL carryforwards |  |  | 823 |  |  | 803
US alternative minimum tax |  |  | — |  |  | 357
Deferred revenue |  |  | 1,278 |  |  | 358
Pension liability, net |  |  | 974 |  |  | 1,038
Reserve for uncertain tax issues |  |  | — |  |  | (445)
Amortization and depreciation |  |  | 753 |  |  | 708
Accrued expenses and other |  |  | 1,246 |  |  | 523
Total gross deferred tax assets |  |  | 27,793 |  |  | 29,013
Less: Valuation allowance |  |  | (12,805) |  |  | (6,274)
Net deferred income tax assets |  | $ | 14,988 |  | $ | 22,739
Deferred tax liabilities: |  |  |  |  |  |
Accruals |  | $ | 506 |  | $ | 691
US tax on unremitted foreign earnings |  |  | — |  |  | 424
Foreign tax on unremitted foreign earnings |  |  | 7,434 |  |  | —
Intangible assets |  |  | 9,341 |  |  | 10,947
Deferred tax liabilities |  | $ | 17,281 |  | $ | 12,062
Net deferred tax assets (liabilities) |  | $ | (2,293) |  | $ | 10,677
Summary of Net Operating Loss Carryforwards |
|  | Carryforward |  | Expiration
NOL Carryforward |  |  |  |  |
Canada |  | $ | 48,622 |  | 2024-2037
Other foreign |  |  | 14,451 |  | None
Canada province |  |  | 46,424 |  | 2024-2037
U.S. states |  |  | 10,960 |  | 2019-2028
|  |  | 120,457 |  |
Other Carryforwards |  |  |  |  |
Canada |  |  | 7,902 |  | None
Canada province |  |  | 22,033 |  | None
Other foreign |  |  | 1,226 |  | 2018
|  |  | 31,161 |  |
|  | $ | 151,618 |  |
Schedule of Reserves for Uncertain Tax Position |
|  | As of year ended December 31,
|  | 2017 |  | 2016 |  | 2015
Reserve at beginning of year |  | $ | 662 |  | $ | 560 |  | $ | 560
Increases related to prior year tax positions |  |  | 7 |  |  | 217 |  |  | —
Lapse of statute of limitations |  |  | (562) |  |  | (115) |  |  | —
Total |  | $ | 107 |  | $ | 662 |  | $ | 560
Summary of Income Tax Examinations |
Australia |  | 2009
Austria |  | 2011
Belgium |  | 2015
Canada |  | 2013
Netherlands |  | 2012
Singapore |  | 2012
Switzerland |  | 2016
United States |  | 2014

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