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INCOME TAXES (Details) - USD ($) | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 29, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Sep. 29, 2018 | Sep. 30, 2017
Uncertain Tax Benefits |  |  |  |  |
Gross unrecognized tax benefits | $ 27,900,000 |  |  | $ 27,900,000 |
Net unrecognized tax benefits | 19,800,000 |  |  | 19,800,000 |
Net unrecognized tax benefits that would impact effective tax rate if recognized | 16,100,000 |  |  | 16,100,000 |
Gross accrued interest | 4,800,000 |  |  | 4,800,000 |
Net accrued interest | 3,700,000 |  |  | 3,700,000 |
Penalties recorded |  |  |  | 0 |
Other Tax Matters |  |  |  |  |
Income tax provision | (1,700,000) |  | $ (4,800,000) | (6,200,000) | $ (14,000,000)
Pre-tax income (loss) from continuing operations | $ 8,500,000 |  | $ 26,800,000 | $ 45,100,000 | $ 38,000,000
Effective income tax rate (as a percent) | 20.00% |  | 17.90% | 13.70% | 36.80%
Benefit for excess tax benefits related to stock compensation awards |  |  |  | $ 1,000,000 |
Income tax expense |  |  |  | 1,700,000 |
Tax Cuts and Jobs Act of 2017, provisional charges |  | $ 11,800,000 |  |  |
Tax charges related to the Tax Cuts and Jobs Act of 2017 |  |  |  | 900,000 |
Accounting Standards Update 2016-09 |  |  |  |  |
Other Tax Matters |  |  |  |  |
Benefit for excess tax benefits related to stock compensation awards |  |  | $ 4.1 |  | $ 4,100,000
Maximum |  |  |  |  |
Uncertain Tax Benefits |  |  |  |  |
Reasonably possible amount that unrecognized tax benefits could decrease within next 12 months, high end of range | $ 10,000,000 |  |  | $ 10,000,000 |
Foreign |  |  |  |  |
Other Tax Matters |  |  |  |  |
Foreign losses generated for which no tax benefit was recognized |  |  | $ 5,000,000 |  | $ 34,600,000

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- Definition Represents the net (net of applicable income tax effect) amount of interest expense accrued as of the date of statement of financial position for underpayment of income taxes, computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity. + References No definition available. + Details
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