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Stock-Based Compensation and Employee Benefits - Restricted Stock - Additional Information (Detail)
12 Months Ended
Jul. 20, 2016
USD ($)
Item
$ / shares
Dec. 31, 2016
USD ($)
$ / shares
shares
Jan. 02, 2016
USD ($)
$ / shares
Jan. 03, 2015
USD ($)
$ / shares
Jul. 02, 2016
$ / shares
Dec. 28, 2013
$ / shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Reclassification of restricted stock from liabilities to equity $ 35,312,000 $ 35,312,000 $ 2,096,000 $ 403,000    
Redemption of stock   $ 1,940,000 963,000      
Equity Incentive Plan [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Number of awardees | Item 24          
Other Accrued Liabilities [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Liability to holders of grants     $ 17,393,000      
Restricted Shares [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Fair value, per share | $ / shares $ 23.53   $ 10.24 $ 1.52 $ 17.65 $ 1.01
Call right expiration, percentage of stock offered in public offering 25.00%          
Compensation expense $ 6,477,000          
Unvested restricted stock awards, number of shares expected to vest | shares   534,966        
Unrecognized compensation expense   $ 6,040,000        
Weighted average period for recognition of unrecognized compensation   1 year 4 months 21 days        
Redemption of stock   $ 1,577,000 $ 963,000      
Liability to holders of grants   0        
Restricted Shares [Member] | Selling, General and Administrative Expenses [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Compensation expense   $ 27,704,000 $ 17,198,000 $ 2,744,000    
Restricted Shares [Member] | Minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period   3 years        
Restricted Shares [Member] | Maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Vesting period   4 years        
Nonqualified Stock Options [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Fair value, per share | $ / shares   $ 26.24        
Compensation expense   $ 849,000        
Unrecognized compensation expense   $ 1,992,000        
Weighted average period for recognition of unrecognized compensation   1 year 2 months 12 days        
Redemption of stock       $ 449,000