Condensed Consolidated Statements Of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Nov. 27, 2021	Nov. 28, 2020
Condensed Consolidated Statements Of Income [Abstract]
Net sales	$ 848,547	$ 771,904
Cost of goods sold	495,951	448,586
Gross profit	352,596	323,318
Operating expenses	256,581	238,705
Impairment loss, net		26,726
Restructuring costs	5,283	3,979
Income from operations	90,732	53,908
Other income (expense):
Interest expense	(3,728)	(3,356)
Interest income	19	21
Other income (expense), net	(413)	651
Total other expense	(4,122)	(2,684)
Income before provision for income taxes	86,610	51,224
Provision for income taxes	20,353	12,447
Net income	66,257	38,777
Less: Net income attributable to noncontrolling interest	190	323
Net income attributable to MSC Industrial	$ 66,067	$ 38,454
Net income per common share:
Basic	$ 1.19	$ 0.69
Diluted	$ 1.18	$ 0.69
Weighted-average shares used in computing net income per common share:
Basic	55,530	55,659
Diluted	55,856	55,850