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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 31, 2018
INCOME TAXES |
Schedule of components of income before income taxes | The components of income before income taxes for the years ended December 31, 2018, 2017 and 2016 are as follows (in thousands):
|  | 2018 |  | 2017 |  | 2016 |
Domestic |  | $ | 28,917 |  | $ | 25,232 |  | $ | 28,047 |
Foreign |  |  | 24,825 |  |  | 22,321 |  |  | 17,327 |
Total |  | $ | 53,742 |  | $ | 47,553 |  | $ | 45,374 |
Schedule of reconciliation from the tax computed at statutory income tax rates to the Company's income tax expense | The following is a reconciliation from the tax computed at statutory income tax rates to the Company’s income tax expense for the years ended December 31, 2018, 2017, and 2016 (in thousands):
|  | 2018 |  | 2017 |  | 2016 |
Tax computed at statutory U.S. federal income tax rates |  | $ | 11,286 |  | $ | 16,644 |  | $ | 15,782 |
Non-controlling interest |  |  | (1,114) |  |  | (2,887) |  |  | (2,893) |
Foreign tax rate differential |  |  | (2,716) |  |  | (6,621) |  |  | (3,074) |
Over (under) provided in prior periods |  |  | (4,683) |  |  | (18) |  |  | 1,069 |
Nondeductible expenses |  |  | 1,610 |  |  | 929 |  |  | 1,134 |
Goodwill Impairment |  |  | — |  |  | — |  |  | 2,622 |
Capitalized transactions costs |  |  | 62 |  |  | 53 |  |  | 3,138 |
Change in tax reserves |  |  | 10,657 |  |  | 4,433 |  |  | 2,561 |
State Taxes, net of federal benefit |  |  | 1,674 |  |  | 1,075 |  |  | 1,853 |
Change in valuation allowance |  |  | 1,539 |  |  | 6,137 |  |  | (7,292) |
Foreign tax credit expiration |  |  | — |  |  | — |  |  | 4,179 |
Refund Claim for Domestic Production Deduction |  |  | 235 |  |  | (3,382) |  |  | — |
Tax Cuts and Jobs Act of 2017 |  |  | (148) |  |  | (10,639) |  |  | — |
Capital loss |  |  | 15 |  |  | (6,990) |  |  | — |
Other, net |  |  | 453 |  |  | (75) |  |  | 2,081 |
Total Income Tax Expense |  | $ | 18,870 |  | $ | (1,341) |  | $ | 21,160 |
Schedule of components of income tax expense (benefit) | The components of income tax expense (benefit) for the years ended December 31, 2018, 2017 and 2016 are as follows (in thousands):
\ |  |  |  |  |  |  |  |  |  |
|  | 2018 |  | 2017 |  | 2016 |
Current: |  |  |  |  |  |  |  |  |  |
United States—Federal |  | $ | 24,546 |  | $ | 375 |  | $ | 15,763 |
United States—State |  |  | 4,506 |  |  | 500 |  |  | 505 |
Foreign |  |  | 13,060 |  |  | 11,289 |  |  | 10,528 |
Total current income tax expense |  | $ | 42,112 |  | $ | 12,164 |  | $ | 26,796 |
Deferred: |  |  |  |  |  |  |  |  |  |
United States—Federal |  | $ | (17,947) |  | $ | (10,892) |  | $ | (1,880) |
United States—State |  |  | (2,832) |  |  | 950 |  |  | (291) |
Foreign |  |  | (2,463) |  |  | (3,563) |  |  | (3,465) |
Total deferred income tax expense (benefit) |  | $ | (23,242) |  | $ | (13,505) |  | $ | (5,636) |
Consolidated: |  |  |  |  |  |  |  |  |  |
United States—Federal |  | $ | 6,599 |  | $ | (10,517) |  | $ | 13,883 |
United States—State |  |  | 1,674 |  |  | 1,450 |  |  | 214 |
Foreign |  |  | 10,597 |  |  | 7,726 |  |  | 7,063 |
Total income tax expense (benefit) |  | $ | 18,870 |  | $ | (1,341) |  | $ | 21,160 |
Schedule of significant components of deferred tax assets and liabilities | The significant components of deferred tax assets and liabilities are as follows as of December 31, 2018 and 2017 (in thousands):
|  | 2018 |  | 2017 |
Deferred tax assets: |  |  |  |  |  |  |
Receivables reserve |  | $ | 3,087 |  | $ | 1,524 |
Temporary differences not currently deductible for tax |  |  | 9,035 |  |  | 7,869 |
Deferred compensation |  |  | 784 |  |  | 1,446 |
Pension |  |  | 635 |  |  | 245 |
Net operating losses |  |  | 29,496 |  |  | 26,685 |
Tax Credits |  |  | 645 |  |  | 8,969 |
Total deferred tax asset |  |  | 43,682 |  |  | 46,738 |
Deferred tax liabilities: |  |  |  |  |  |  |
Property, plant and equipment, net |  |  | 14,608 |  |  | 35,630 |
Intangible assets, net |  |  | 5,959 |  |  | 5,817 |
Total deferred tax liabilities |  |  | 20,567 |  |  | 41,447 |
Valuation allowance |  |  | (31,442) |  |  | (35,829) |
Net deferred tax liabilities |  | $ | (8,327) |  | $ | (30,538) |
Schedule of deferred tax assets and liabilities | Deferred tax assets and liabilities are reflected in the accompanying consolidated balance sheets as follows (in thousands):
|  | 2018 |  | 2017 |
Deferred tax assets: |  |  |  |  |  |  |
Current |  | $ | — |  | $ | — |
Long term |  |  | 1,949 |  |  | 1,194 |
Total deferred tax asset |  | $ | 1,949 |  | $ | 1,194 |
Deferred tax liabilities: |  |  |  |  |  |  |
Current |  | $ | — |  | $ | — |
Long term |  |  | (10,276) |  |  | (31,732) |
Total deferred tax liabilities |  | $ | (10,276) |  | $ | (31,732) |
Net deferred tax liabilities |  | $ | (8,327) |  | $ | (30,538) |
Schedule of activity related to unrecognized tax benefits | The following shows the activity related to unrecognized tax benefits (not including interest and penalty) during the three years ended December 31, 2018 (in thousands):
Gross unrecognized tax benefits at December 31, 2015 |  | $ | 17,216 |
Increase in unrecognized tax benefits taken during a prior period |  |  | 561 |
Increase in unrecognized tax benefits taken during the current period |  |  | 2,321 |
Lapse in statute of limitations |  |  | (1,673) |
Settlements |  |  | (521) |
Gross unrecognized uncertain tax benefits at December 31, 2016 |  |  | 17,904 |
Increase in unrecognized tax benefits taken during a prior period |  |  | — |
Increase in unrecognized tax benefits taken during the current period |  |  | 3,394 |
Lapse in statute of limitations |  |  | (2) |
Settlements |  |  | (335) |
Gross unrecognized uncertain tax benefits at December 31, 2017 |  |  | 20,961 |
Increase in unrecognized tax benefits taken during a prior period |  |  | 7,293 |
Increase in unrecognized tax benefits taken during the current period |  |  | 3,408 |
Lapse in statute of limitations |  |  | (1,430) |
Settlements |  |  | — |
Gross unrecognized uncertain tax benefits at December 31, 2018 |  | $ | 30,232 |

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