Annual report pursuant to Section 13 and 15(d)

Income Taxes - Summary of Differences Between Income Tax Provision (Benefit) and Applied Federal Statutory Rate (Details)

v3.19.1
Income Taxes - Summary of Differences Between Income Tax Provision (Benefit) and Applied Federal Statutory Rate (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 29, 2018
Dec. 30, 2017
Income Tax Disclosure [Abstract]    
Income tax at U.S. federal statutory rate $ (1,096) $ 1,032
Change in U.S. federal statutory rate 0 12,171
Tax attributes written off 522 1,110
Share-based compensation 727 1,027
State income tax, net of federal tax effect (66) 231
Foreign tax 68 (77)
Other 9 38
Change in valuation allowance (493) (37,072)
Income tax provision (benefit) $ (329) $ (21,540)