XML 112 R63.htm IDEA: XBRL DOCUMENT v2.4.0.6
Shareholders' Equity - Stock Options Outstanding (Parenthetical) (Detail)
12 Months Ended
Dec. 30, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Weighted-average remaining contractual life of options outstanding 6 years 1 month 6 days
Weighted-average remaining contractual life of options exercisable 6 years 1 month 6 days