Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	May 31, 2013	May 31, 2012
Current assets:
Cash and cash equivalents	$ 352,273	$ 339,825
Marketable securities	5,680	0
Accounts receivable, principally trade, less allowance of $15,855 and $17,017, respectively	496,049	450,861
Inventories, net	240,440	251,205
Uniforms and other rental items in service	496,752	452,785
Income taxes, current	9,102	22,188
Prepaid expenses	24,530	21,222
Total current assets	1,624,826	1,538,086
Property and equipment, at cost, net	986,703	952,587
Goodwill	1,517,560	1,485,375
Service contracts, net	92,153	76,822
Other assets, net	124,390	112,836
Total assets	4,345,632	4,165,706
Current liabilities:
Accounts payable	121,029	94,840
Accrued compensation and related liabilities	78,050	91,214
Accrued liabilities	271,821	261,442
Deferred tax liability	77,169	2,559
Long-term debt due within one year	8,187	225,636
Total current liabilities	556,256	675,691
Long-term liabilities:
Long-term debt due after one year	1,300,979	1,059,166
Deferred income taxes	210,483	204,581
Accrued liabilities	76,422	87,133
Total long-term liabilities	1,587,884	1,350,880
Shareholders' equity:
Preferred stock, no par value: 100,000 shares authorized, none outstanding	0	0
Common stock, no par value: 425,000,000 shares authorized, 2013: 174,786,010 shares issued and 122,281,507 shares outstanding, 2012: 173,745,913 shares issued and 126,519,758 shares outstanding	186,332	148,255
Paid-in capital	109,822	107,019
Retained earnings	3,717,771	3,482,073
Treasury stock: 2013: 52,504,503 shares, 2012: 47,226,155 shares	(1,850,556)	(1,634,875)
Other accumulated comprehensive income (loss):
Foreign currency translation	51,312	52,399
Unrealized loss on derivatives	(14,339)	(16,104)
Other	1,150	368
Total shareholders' equity	2,201,492	2,139,135
Total liabilities and shareholders' equity	$ 4,345,632	$ 4,165,706