Income Taxes - Summary of Income Taxes Included in Consolidated Statement of Income and Consolidated Statement of Equity (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Jan. 02, 2016
Jan. 03, 2015
Consolidated statements of income:      
Income tax expense relating to continuing operations $ 11,800 $ 15,297 $ 9,675
Consolidated statements of shareholders' equity:      
Reversal of intraperiod tax allocation   (1,595)  
Income tax expense relating to derivative financial instruments   50 431
Income tax benefit relating to share-based compensation $ (1,872) $ (3,840) $ (6,064)