Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Additional Information (Detail)

v2.4.1.9
Earnings Per Share - Additional Information (Detail)
3 Months Ended
Apr. 04, 2015
Earnings Per Share [Line Items]  
Date of payment of dividend to shareholders Sep. 05, 2014
Convertible Class B Stock [Member]  
Earnings Per Share [Line Items]  
Stock distribution One-for-five