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Income Taxes (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Oct. 01, 2021 | Oct. 02, 2020 | Oct. 01, 2021 | Oct. 02, 2020 | Dec. 31, 2020
Income Tax Disclosure [Abstract] |  |  |  |  |
Effective income tax rate | 4.80% | 3.40% | 7.50% | 9.30% |
Income before provision for income taxes | $ 23,179 | $ 31,400 | $ 78,935 | $ 68,204 |
Discrete tax benefits | 1,600 | $ 4,900 | 6,100 | $ 5,900 |
Significant change in unrecognized tax benefits is reasonably possible, amount of unrecorded benefit | 3,500 |  | 3,500 |  |
Unrecognized tax benefits | 4,400 |  | 4,400 |  |
Unrecognized tax benefits that would impact effective tax rate | 4,400 |  | 4,400 |  |
Accrued payroll taxes | $ 9,700 |  | $ 9,700 |  | $ 9,700

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- Definition The amount of the unrecognized tax benefit of a position taken for which it is reasonably possible that the total amount thereof will significantly increase or decrease within twelve months of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32718-109319 + Details
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