XML 73 R62.htm IDEA: XBRL DOCUMENT v3.10.0.1
Earnings Per Share - Additional Information (Detail) - shares
shares in Millions
3 Months Ended 9 Months Ended
Sep. 29, 2018
Sep. 30, 2017
Sep. 29, 2018
Sep. 30, 2017
Earnings Per Share [Abstract]        
Antidilutive securities excluded from computation of earnings per share 0.3 0.4 0.1 0.5