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Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Details) - USD ($) |  | 12 Months Ended
--- | --- | ---
Dec. 22, 2017 | Dec. 28, 2018 | Dec. 29, 2017 | Dec. 30, 2016
Increase (decrease) in taxes resulting from: |  |  |  |
Computed provision (benefit) for taxes based on income at statutory rate percentage | 35.00% | 21.00% | 34.00% | 34.00%
Permanent differences percentage |  | 0.60% | (0.90%) | (3.00%)
Change in the future federal tax rate percentage |  | 0.00% | (833.00%) | 0.00%
State minimum taxes, net of federal income tax benefit percentage |  | 0.10% | (0.30%) | (0.10%)
State tax benefit percentage |  | (6.70%) | 8.30% | 6.20%
Foreign tax differential percentage |  | (11.00%) | (1.30%) | (8.90%)
Expiration of state net operating tax loss carryforwards percentage |  | 0.00% | (36.40%) | (7.20%)
Foreign earnings not permanently reinvested, net of the participation exemption percentage |  | (14.00%) | 108.10% | 6.50%
Foreign dividend withholding percentage |  | 4.80% | (0.30%) | 3.80%
ASC 718 share based payment adjustment percentage |  | (6.50%) | 0.00% | 0.00%
Other percentage |  | 0.50% | (2.60%) | 1.10%
Valuation allowance percentage |  | 36.40% | 731.20% | (29.90%)
Effective tax provision (benefit) percentage |  | 25.20% | 6.80% | 2.50%
Increase (decrease) in taxes resulting from: |  |  |  |
Computed provision (benefit) for taxes based on income at statutory rate |  | $ 1,394,000 | $ (781,000) | $ (4,231,000)
Permanent differences |  | 41,000 | 21,000 | 373,000
Change in the future federal tax rate |  | 0 | 19,125,000 | 0
State minimum taxes, net of federal income tax benefit |  | 8,000 | 8,000 | 12,000
State tax benefit |  | (447,000) | (190,000) | (767,000)
Foreign tax differential |  | (730,000) | 29,000 | 1,109,000
Expiration of state net operating tax loss carryforwards |  | 0 | 836,000 | 892,000
Foreign earnings not permanently reinvested, net of the participation exemption |  | (926,000) | (2,482,000) | (809,000)
Foreign dividend withholding |  | 317,000 | 7,000 | (478,000)
ASC 718 Share Based Payment Adjustment |  | (434,000) | 0 | 0
Other |  | 30,000 | 59,000 | (139,000)
Valuation allowance |  | 2,418,000 | (16,789,000) | 3,723,000
Provision (benefit) for income taxes |  | $ 1,671,000 | $ (157,000) | $ (315,000)

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