Annual report pursuant to Section 13 and 15(d)

Income Taxes - Valuation and Unrecognized (Details)

v3.10.0.1
Income Taxes - Valuation and Unrecognized (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 27, 2018
Dec. 28, 2017
Dec. 29, 2016
Income Taxes [Line Items]      
State net operating losses $ (122,384) $ (98,552) $ (54,513)
Valuation allowance 0 0  
Unrecognized tax benefits 0 0 0
Unrecognized tax benefits that would impact the effective tax rate 0 $ 0 $ 0
State and Local Jurisdiction [Member]      
Income Taxes [Line Items]      
State net operating losses 776    
Net operating losses available to reduce future income taxes $ 2,200