Annual report pursuant to Section 13 and 15(d)

Income Taxes (Summary of Differences Between Provision for Income Taxes) (Details)

v3.8.0.1
Income Taxes (Summary of Differences Between Provision for Income Taxes) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 28, 2017
Dec. 29, 2016
Dec. 31, 2015
Income Taxes      
Computed expected provision at statutory rate $ 34,499 $ 19,080 $ 15,052
State income taxes, net of federal income tax benefit (28) 1,073 1,594
Non-qualified option holder dividend equivalent (20,762)    
Excess tax benefit related to options exercised   (7,877)  
Other 691 (4) 113
Total permanent differences (20,071) (7,881) 113
Change in U.S. tax rate (17,850)    
Other, net (786) (798) (560)
Provision for income taxes $ (4,236) $ 11,474 $ 16,199