Consolidated Condensed Statements of Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2013	Feb. 29, 2012
Revenue:
Rental uniforms and ancillary products	$ 748,887	$ 721,012	$ 2,259,569	$ 2,163,224
Other services	326,787	291,100	927,816	885,194
Total revenue	1,075,674	1,012,112	3,187,385	3,048,418
Costs and expenses:
Cost of rental uniforms and ancillary products	434,809	409,958	1,301,859	1,223,611
Cost of other services	198,924	176,251	565,674	530,067
Selling and administrative expenses	308,918	288,367	908,512	895,945
Operating income	133,023	137,536	411,340	398,795
Interest income	(132)	(373)	(358)	(1,141)
Interest expense	16,302	17,219	49,194	52,281
Income before income taxes	116,853	120,690	362,504	347,655
Income taxes	42,148	44,655	133,039	128,632
Net income	$ 74,705	$ 76,035	$ 229,465	$ 219,023
Basic earnings per share (in dollars per share)	$ 0.60	$ 0.58	$ 1.84	$ 1.67
Diluted earnings per share (in dollars per share)	$ 0.60	$ 0.58	$ 1.83	$ 1.67
Dividends declared per share (in dollars per share)	$ 0	$ 0	$ 0.64	$ 0.54