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)

v3.8.0.1
Income Taxes - Summary of Differences Between Income Tax Provision (Benefit) and Applied Federal Statutory Rate (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Jan. 02, 2016
Income Tax Disclosure [Abstract]      
Income tax at U.S. federal statutory rate $ 1,032 $ 1,044 $ (17)
Change in U.S. federal statutory rate 12,171 0 0
Tax attributes written off 1,110 0 0
Share-based compensation 1,027 316 50
State income tax, net of federal tax effect 231 (261) 576
Foreign tax (77) (48) (24)
Basis difference in subsidiary equity 0 0 0
Other 38 (149) 51
Change in valuation allowance (37,072) (802) (548)
Income tax (benefit) provision $ (21,540) $ 100 $ 88