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Income Taxes (Details 2) - USD ($) $ in Thousands | 12 Months Ended
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Jan. 02, 2021 | Dec. 28, 2019 | Dec. 29, 2018
Effective Income Tax Rate Reconciliation, Amount [Abstract] |  |  |
U.S. federal taxes at statutory rate | $ 5,057 | $ 15,815 | $ 11,843
986(c) FX gain/(loss) |  | (281) |
Foreign withholding tax | 326 |  |
Capitalized transaction costs | 387 |  |
Foreign income taxed at different rate | 1,363 | 1,446 | 1,292
FDII deduction | (1,265) | (1,790) | (2,195)
Changes in estimates related to prior years including foreign | (2,530) |  | (2,049)
Goodwill impairment | 6,693 |  |
State and local taxes, net | 595 | (73) | 1,462
Current year tax credits | (674) | (663) | (633)
Foreign deferred other true up |  |  | (810)
Change in reserve | (453) | 957 | 578
Foreign patent box benefit |  | (1,213) | (937)
Increase in valuation allowance |  | 116 | 526
Other | 330 | 725 | 588
Total income tax provision | $ 9,829 | $ 15,039 | $ 9,665

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- Definition Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to capitalized transaction costs. + References No definition available. + Details
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