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INCOME TAXES (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jan. 01, 2018 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Recognized net tax charge as a result of U.S. Tax Reform |  |  | $ 24,700 |  |
Recognized charge representing provisional estimate of one-time transition tax |  |  | 31,600 |  |
Estimate of deferred income tax benefit related to corporate rate change |  |  | (6,800) |  |
Income before income taxes: |  |  |  |  |
United States |  | $ 34,404 | 36,139 | $ 55,278 |
International |  | 231,616 | 258,686 | 225,219 |
Income before Income Taxes |  | 266,020 | 294,825 | 280,497 |
Current: |  |  |  |  |
U.S. Federal |  | 10,273 | (342) | 24,045 |
State/Local |  | 877 | 230 | 449 |
International |  | 83,456 | 72,670 | 61,511 |
Total Current |  | 94,606 | 72,558 | 86,005 |
Deferred: |  |  |  |  |
U.S. Federal/State |  | (17,019) | 2,570 | (4,002) |
International |  | (6,333) | (332) | (7,110) |
Total Deferred |  | (23,352) | 2,238 | (11,112) |
Total |  | $ 71,254 | $ 74,796 | $ 74,893 |
Statutory federal income tax rate (as a percent) | 21.00% | 21.00% | 35.00% | 35.00% |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Income tax at statutory rate |  | $ 55,864 | $ 103,189 | $ 98,174 |
State income taxes (benefits), net of federal benefit (tax) |  | (1,311) | (594) | (980) |
Investment incentives |  | (1,900) | (1,900) | (6,413) |
Tax resolutions |  | (3,400) | (5,188) | (7,205) |
Excess tax benefits from equity compensation |  | (10,800) | (10,383) |  |
Deferred benefits from tax rate changes |  | (2,800) | (5,055) |  |
U.S. GILTI and BEAT |  | 5,625 |  |  |
U.S. tax reform - transition tax |  | (2,570) | 31,575 |  |
Results of forward contract |  | 0 | (23,883) |  |
Rate differential on earnings of foreign operations |  | 29,336 | (17,318) | (12,037) |
Other items, net |  | 3,210 | 4,353 | 3,354 |
Total |  | $ 71,254 | $ 74,796 | $ 74,893 |
Effective income tax rate (as a percent) |  | 26.80% | 25.40% | 26.70% |
Tax benefit related to reduction of allowances related to tax credits |  |  |  | $ 1,600 |
Liability for distributions in Europe that will occur early in 2019 |  | $ 2,200 |  |  |
Deferred Tax Assets: |  |  |  |  |
Net operating loss carryforwards |  | 22,462 | $ 10,803 |  |
Pension liabilities |  | 15,405 | 19,393 |  |
Stock compensation |  | 10,130 | 9,101 |  |
U.S. federal tax credits |  | 12,045 | 8,320 |  |
U.S. state tax credits |  | 10,186 | 9,384 |  |
Vacation and bonus |  | 6,891 | 4,748 |  |
Research and development |  | 6,945 |  |  |
Inventory |  | 6,038 | 3,052 |  |
Workers compensation |  | 3,373 | 4,534 |  |
Other |  | 13,985 | 9,698 |  |
Total gross deferred tax assets |  | 107,460 | 79,033 |  |
Less valuation allowance |  | (11,189) | (5,414) |  |
Net deferred tax assets |  | 96,271 | 73,619 |  |
Deferred Tax Liabilities: |  |  |  |  |
Depreciation, amortization and leases |  | 33,174 | 25,062 |  |
Acquisition related intangibles |  | 59,004 | 27,866 |  |
Other |  | 10,351 | 8,090 |  |
Total gross deferred tax liabilities |  | 102,529 | 61,018 |  |
Net deferred tax assets |  |  | 12,601 |  |
Net deferred tax liabilities |  | (6,258) |  |  |
Increase (decrease) in valuation allowance |  | 5,700 |  |  |
Tax-effected net operating loss carryforwards not subject to expiration |  | 18,400 |  |  |
Tax-effected net operating loss subject to expiration |  | 4,000 |  |  |
Amount of net operating losses and state tax credit carryforwards subject to expiration in the next fiscal year |  | 900 |  |  |
Foreign Tax Authority | Minimum |  |  |  |  |
Deferred Tax Liabilities: |  |  |  |  |
Estimated additional tax payable on previously unremitted earnings |  | 20,000 |  |  |
Foreign Tax Authority | Maximum |  |  |  |  |
Deferred Tax Liabilities: |  |  |  |  |
Estimated additional tax payable on previously unremitted earnings |  | $ 30,000 |  |  |
Internal Revenue Service (IRS) |  |  |  |  |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Deferred benefits from tax rate changes |  |  | (6,800) |  |
France |  |  |  |  |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Tax resolutions |  |  | (2,000) |  |
Tax settlements attributable to dividends previously taxed in foreign nations |  |  |  | (5,000) |
Income tax benefit attributable to reduction in foreign corporate income tax rate |  |  |  | $ 4,700 |
Corporate income tax rate |  |  |  | 34.43% | 38.00%
France, Italy, and Germany |  |  |  |  |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Tax settlements attributable to resolution of foreign tax issues |  |  |  | $ (2,200) |
Germany |  |  |  |  |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Income tax benefit attributable to reduction in foreign corporate income tax rate |  |  |  | 2,000 |
SWITZERLAND |  |  |  |  |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Income tax benefit attributable to reduction in foreign corporate income tax rate |  |  |  | 2,200 |
CHINA |  |  |  |  |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Income tax benefit attributable to reduction in foreign corporate income tax rate |  |  |  | $ 2,200 |
France and Argentina |  |  |  |  |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Deferred benefits from tax rate changes |  |  | 1,700 |  |
Europe |  |  |  |  |
Reconciliation of actual income tax provision and tax provision computed by applying statutory federal income tax rate |  |  |  |  |
Tax resolutions |  |  | $ (3,200) |  |

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