XML 71 R60.htm IDEA: XBRL DOCUMENT v3.20.2
Common Stock and Stock-Based Compensation - Summary of Vesting Activities for Investment Share Program and Restricted Stock Awards (Detail) - $ / shares
9 Months Ended
Jul. 28, 2020
Sep. 26, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Non-vested at beginning of period   122,142
Granted 184 42,455
Vested   (45,860)
Forfeited   (4,488)
Non-vested at end of period   114,249
Non-vested at beginning of period   $ 213.52
Granted $ 814.19 349.95
Vested   214.23
Forfeited   236.78
Non-vested at end of period   $ 263.02