XML 96 R77.htm IDEA: XBRL DOCUMENT v3.20.1
Stock-based Compensation - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Sep. 08, 2018
Jun. 29, 2018
Dec. 01, 2017
Apr. 25, 2020
Apr. 27, 2019
Apr. 28, 2018
Sep. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Expense recognized       $ 22,935 $ 19,685 $ 18,400  
After-tax stock-based compensation expense       17,789 $ 15,588 13,037  
Compensation cost before income taxes related to non-vested awards yet to be recognized       $ 24,461      
Total compensation cost expected to be recognized over a weighted average period       1 year 6 months      
Number of shares outstanding (in shares)       2,433,000 1,556,000    
Granted (in usd per share)       $ 22.22      
Weighted average remaining contractual lives of options outstanding       8 years 1 month 6 days      
Weighted average remaining contractual lives of options exercisable       5 years 10 months 24 days      
Stock options exercised, intrinsic value         $ 2 88  
Stock options exercised, cash received         13 324  
Stock options exercised, tax benefit         $ 0 3  
Exercised (in shares)       0      
Shares granted (in shares)       0 0    
First Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting, percentage     50.00%        
Second Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting, percentage     50.00%        
Non-Statutory Stock Options | First Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting, percentage   33.00%          
Non-Statutory Stock Options | Second Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting, percentage   33.00%          
Non-Statutory Stock Options | Third Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting, percentage   33.00%          
Restricted Stock Units              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of performance units vested       328,000      
Shares granted (in shares)       508,000      
Restricted Stock Units | First Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting, percentage   50.00%          
Restricted Stock Units | Second Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting, percentage   50.00%          
Performance Unit Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of performance units vested       0      
Shares granted (in shares)       151,000      
Chief Executive Officer | Non-Statutory Stock Options              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Shares issued (in share)   99,000          
Granted (in usd per share)   $ 22.67          
Expiration period   10 years          
Chief Executive Officer | Restricted Stock Units              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Shares issued (in share)   31,000 56,000        
2015 Omnibus Incentive Plan              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares of common stock reserved for issuance (in shares)             11,500,000
Equity Incentive Plan              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares available for awards (in shares)       5,322,000      
Prior Equity Incentive Plans              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares outstanding (in shares)       447,000      
Employee Stock Option Plans              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Expiration period       10 years      
Employee Stock Option Plans | Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period       3 years      
Employee Stock Option Plans | Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Vesting period       5 years      
Restricted Stock And Restricted Stock Units              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Total fair value of restricted stock awards vested in period       $ 8,788 $ 5,683 $ 6,939  
Restricted Stock And Restricted Stock Units | First Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Employee stock vesting period       3 years      
Restricted Stock And Restricted Stock Units | Second Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Employee stock vesting period       5 years      
Restricted Stock And Restricted Stock Units | Third Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Employee stock vesting period       7 years      
Restricted Stock And Restricted Stock Units | Management              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Employee stock vesting period       3 years      
Restricted Stock And Restricted Stock Units | Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Minimum restriction period for restricted stock and restricted stock units       1 year      
Total Shareholder Return | Performance Unit Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Employee stock vesting period       3 years 3 years 3 years  
Total Shareholder Return | 2018 Performance Unit Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of performance units vested       0 0 0  
Total Shareholder Return | 2019 Performance Unit Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of performance units vested       120,000      
Total Shareholder Return | Minimum | Performance Unit Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Percentage of shares to be received at vesting       0.00%      
Total Shareholder Return | Maximum | Performance Unit Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Percentage of shares to be received at vesting       200.00%      
Employee Stock Purchase Plan              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares of common stock reserved for issuance (in shares)       9,000,000      
Number of shares available for awards (in shares)       2,068,000      
Percentage of fair market value of the common stock       85.00%      
Capital Accumulation Plan (CAP)              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of shares of common stock reserved for issuance (in shares)       6,000,000      
Number of shares available for awards (in shares)       274,000      
Minimum restriction period for restricted stock and restricted stock units       3 years      
Percentage of fair market value of the common stock       75.00%      
Number of shares reduced (in shares) 1,500,000