Annual report pursuant to Section 13 and 15(d)

Equity-Based Compensation (Narrative) (Details)

v3.8.0.1
Equity-Based Compensation (Narrative) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Jan. 02, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Equity-based compensation expense $ 15,482 $ 16,542 $ 11,081
Equity-based compensation related tax benefit 5,144 $ 5,540 $ 3,766
Weighted-average grant date fair value   $ 22.99 $ 23.50
Total intrinsic value of stock options and stock-settled stock appreciation rights exercised $ 25,424 $ 38,198 $ 41,548
Closing price of common stock $ 74.05 $ 61.20  
Unrecognized compensation expense weighted average period of recognition 2 years 10 months 13 days    
Reduction to additional paid-in capital $ 316    
2006 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Additional shares authorized 0    
Total awards granted 13,839    
Awards canceled 2,551    
2015 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total shares authorized under the plan 10,000    
Total awards granted   2,873  
Awards canceled   769  
Stock-Settled Stock Appreciation Rights [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total fair value of equity awards vested $ 14,126 $ 11,481 $ 7,184
Weighted average period   3 years 8 months 12 days 3 years 9 months 18 days
Stock-Settled Stock Appreciation Rights [Member] | 2006 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total awards granted 13,595    
Stock-Settled Stock Appreciation Rights [Member] | 2015 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total awards granted   2,752  
Weighted-average grant date fair value $ 0.00    
Stock Options [Member] | 2006 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total awards granted 15    
Restricted Stock Units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage 25.00%    
Total fair value of equity awards vested $ 0 $ 0 $ 0
Restricted Stock Units [Member] | 2015 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total awards granted   121  
Deferred Stock Units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total fair value of equity awards vested $ 638 $ 962 $ 0
Stocks vested and unreleased 24 14  
Deferred Stock Units [Member] | 2006 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total awards granted 229    
Officers Upon Hire Or Promotion [Member] | 2015 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage 20.00%    
Expiration from grant date 5 years 6 months    
Officers Upon Hire Or Promotion [Member] | Stock-Settled Stock Appreciation Rights [Member] | 2015 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Weighted-average grant date fair value $ 0.00    
Officers [Member] | 2015 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Expiration from grant date 5 years    
Post-vesting percentage 10.00%    
Officers And Employees [Member] | 2015 Incentive Stock Plan [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Vesting percentage 50.00%