XML 54 R39.htm IDEA: XBRL DOCUMENT v3.6.0.2
Income Taxes - Narrative (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2016
Jan. 02, 2016
Income Tax Disclosure [Abstract]    
Federal statutory income tax rate 35.00%  
Unrecognized tax benefits, if recognized, would reduce effective tax rate $ 0.2 $ 0.2