Stock Option Transactions (Detail)	6 Months Ended
	Jul. 30, 2022 $ / shares shares
Number of Shares
Options Outstanding at Beginning of Period | shares	1,097,558
Options Granted | shares	283,601
Options Exercised | shares	(64,761)	[1]
Options Forfeited | shares	(21,785)
Options Outstanding at End of Period | shares	1,294,613
Weighted Average Exercise Price Per Share
Options Outstanding at Beginning of Period | $ / shares	$ 181.17
Options Granted | $ / shares	210.33
Options Exercised | $ / shares	91.90	[1]
Options Forfeited | $ / shares	221.63
Options Outstanding at End of Period | $ / shares	$ 191.34

[1] Options exercised during the six month period ended July 30, 2022 had a total intrinsic value of $6.4 million.