Segment Reporting - Schedule of Segment Reporting Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Nov. 30, 2024	Nov. 25, 2023
Segment Reporting Information [Line Items]
Revenues	$ 604,908	$ 593,525
Operating income (loss)	55,531	53,137
Interest income, net	(2,695)	(2,834)
Other expense, net	290	716
Total consolidated other income, net	(2,405)	(2,118)
Total consolidated income before income taxes	57,936	55,255
U.S. and Canadian Rental and Cleaning | Operating Segments
Segment Reporting Information [Line Items]
Revenues	520,293	510,942
Operating income (loss)	91,396	85,646
MFG | Operating Segments
Segment Reporting Information [Line Items]
Revenues	77,184	85,039
Operating income (loss)	25,801	24,941
MFG | Net Interco MFG Elim
Segment Reporting Information [Line Items]
Revenues	(77,184)	(85,039)
Operating income (loss)	(3,985)	(4,481)
Corporate | Operating Segments
Segment Reporting Information [Line Items]
Revenues	12,450	13,047
Operating income (loss)	(70,189)	(64,015)
Subtotal Core Laundry Operations
Segment Reporting Information [Line Items]
Revenues	532,743	523,989
Operating income (loss)	43,023	42,091
Specialty Garments
Segment Reporting Information [Line Items]
Revenues	45,943	44,669
Specialty Garments | Operating Segments
Segment Reporting Information [Line Items]
Revenues	45,943	44,669
Operating income (loss)	12,167	12,117
First Aid
Segment Reporting Information [Line Items]
Revenues	26,222	24,867
First Aid | Operating Segments
Segment Reporting Information [Line Items]
Revenues	26,222	24,867
Operating income (loss)	$ 341	$ (1,071)