Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	May 31, 2023	May 31, 2022	May 31, 2021
Revenue:
Revenue	$ 8,815,769	$ 7,854,459	$ 7,116,340
Costs and expenses:
Selling and administrative expenses	2,370,704	2,044,876	1,929,159
Operating income	1,802,664	1,587,370	1,385,492
Interest income	(1,716)	(242)	(467)
Interest expense	111,232	88,844	98,210
Income before income taxes	1,693,148	1,498,768	1,287,749
Income taxes	345,138	263,011	176,781
Net income	$ 1,348,010	$ 1,235,757	$ 1,110,968
Basic earnings per share (in dollars per share)	$ 13.21	$ 11.92	$ 10.52
Diluted earnings per share (in dollars per share)	12.99	11.65	10.24
Dividends declared and paid per share (in dollars per share)	$ 4.60	$ 3.80	$ 5.01
Uniform rental and facility services
Revenue:
Revenue	$ 6,897,130	$ 6,226,980	$ 5,689,632
Costs and expenses:
Cost of revenue	3,632,175	3,316,433	2,983,514
Other
Revenue:
Revenue	1,918,639	1,627,479	1,426,708
Costs and expenses:
Cost of revenue	$ 1,010,226	$ 905,780	$ 818,175