Net Income Per Share (Tables)

12 Months Ended

Aug. 28, 2021

Net Income Per Share [Abstract]

Computation Of Basic And Diluted Net Income Per Common Share Under Treasury Stock Method

	For the Fiscal Years Ended
	August 28,		August 29,		August 31,
	2021		2020		2019
	(52 weeks)		(52 weeks)		(52 weeks)
Numerator:
Net income attributable to MSC Industrial as reported	$	216,907	$	251,117	$	288,865
Less: Distributed net income available to participating securities		—		—		(45)
Less: Undistributed net income available to participating securities		—		—		(75)
Numerator for basic net income per share:
Undistributed and distributed net income available to common shareholders	$	216,907	$	251,117	$	288,745
Add: Undistributed net income allocated to participating securities		—		—		75
Less: Undistributed net income reallocated to participating securities		—		—		(75)
Numerator for diluted net income per share:
Undistributed and distributed net income available to common shareholders	$	216,907	$	251,117	$	288,745
Denominator:
Weighted-average shares outstanding for basic net income per share		55,737		55,472		55,245
Effect of dilutive securities		356		171		263
Weighted-average shares outstanding for diluted net income per share		56,093		55,643		55,508
Net income per share:
Basic	$	3.89	$	4.53	$	5.23
Diluted	$	3.87	$	4.51	$	5.20
Potentially dilutive securities		314		1,393		1,080