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Consolidated Balance Sheets (USD $)
In Thousands
Aug. 31, 2011
May 31, 2011
ASSETS    
Cash and cash equivalents $ 50,493 $ 45,984
Marketable securities, at fair value 86,158 85,558
Total cash, cash equivalents and marketable securities 136,651 131,542
Accounts receivable, net of allowances of $539 and $485, respectively 26,365 27,141
Inventories 29,672 28,126
Deferred income taxes 2,863 2,821
Prepaid expenses and other 4,315 4,675
Total current assets 199,866 194,305
PROPERTY, PLANT AND EQUIPMENT-AT COST, less accumulated depreciation 23,485 23,804
OTHER ASSETS 3,361 2,823
INTANGIBLE ASSETS, less accumulated amortization 45,705 48,037
GOODWILL 161,951 161,951
DEFERRED INCOME TAXES, long term 4,927 5,835
PREPAID ROYALTIES 313 666
TOTAL ASSETS 439,608 437,421
LIABILITIES AND STOCKHOLDERS' EQUITY    
Accounts payable 10,729 11,391
Accrued liabilities 13,093 13,841
Current portion of long-term debt 285 275
Total current liabilities 24,107 25,507
LONG-TERM DEBT, net of current portion 6,200 6,275
Total liabilities 30,307 31,782
COMMITMENTS AND CONTINGENCIES    
STOCKHOLDERS' EQUITY    
Preferred stock, par value $.01 per share, 5,000,000 shares authorized; no shares issued and outstanding    
Common stock, par value $.01 per share, 45,000,000 shares authorized; issued and outstanding 25,185,429 and 24,985,657 shares at August 31, 2011 and May 31, 2011, respectively 252 250
Additional paid-in capital 373,756 371,393
Retained earnings 36,642 35,269
Accumulated other comprehensive loss (1,349) (1,273)
Total stockholders' equity 409,301 405,639
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY $ 439,608 $ 437,421