XML 77 R58.htm IDEA: XBRL DOCUMENT v3.6.0.2
Stockholders' Equity - Stock Option Plans and Restricted Stock Units Plans (Details) - USD ($)
$ in Millions
12 Months Ended
Apr. 01, 2014
Dec. 25, 2016
Dec. 27, 2015
Dec. 28, 2014
Mar. 28, 2014
Mar. 27, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock awards granted 0 11,000        
Number of shares available for issuance (in shares)         1,550,000 2,306,256
Total number of awards outstanding (shares)           5,511,322
Total unrecognized stock-based compensation expense related to nonvested options   $ 0.4        
Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based incentive award vesting period   10 years        
Stock Options and Restricted Stock Units | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based incentive award vesting period   10 years        
Stock options            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unrecognized stock-based compensation expense, period for recognition   1 year 4 months 24 days        
Stock options | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Share-based incentive award vesting period   6 years        
Award term or expiration period   10 years        
Restricted Stock Units (RSUs)            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unrecognized stock-based compensation expense, period for recognition   3 years 1 month 6 days        
Total unrecognized stock-based compensation expense related to nonvested restricted stock units   $ 5.6        
Fair value of vested awards   $ 4.7 $ 3.6 $ 1.4    
2014 Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of shares available for issuance (in shares)   2,392,842        
Total number of awards outstanding (shares)           5,511,322