| Income Taxes (Details 1) - USD ($) $ in Thousands | 12 Months Ended | ||
|---|---|---|---|
| Dec. 28, 2019 | Dec. 29, 2018 | Dec. 30, 2017 | |
| Current tax expense (benefit): | |||
| United States | $ 7,380 | $ 4,229 | $ 17,165 | 
| State and local | (388) | 2,522 | 3,095 | 
| Foreign | 9,107 | 3,707 | 2,496 | 
| Total current | 16,099 | 10,458 | 22,756 | 
| Deferred tax expense (benefit): | |||
| United States | 665 | 380 | (4,922) | 
| State and local | 58 | 110 | (986) | 
| Foreign | (1,783) | (1,283) | (862) | 
| Total deferred | (1,060) | (793) | (6,770) | 
| Total income tax provision | $ 15,039 | $ 9,665 | $ 15,986 | 
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- Definition Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of current foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- References No definition available. 
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- Definition Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- Definition Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- Definition Amount of deferred foreign income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- Definition Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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| X | ||||||||||
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- References No definition available. 
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- Definition Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef 
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
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