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CONSOLIDATED STATEMENT OF EQUITY (USD $)
In Thousands, except Share data, unless otherwise specified
Total
Common Stock
Additional Paid-in Capital
Accumulated Other Comprehensive Income (Loss)
Retained Earnings
Noncontrolling Interest
Beginning Balance at May. 31, 2012 $ 219,054 $ 3,779 $ 89,592 $ (1,227) $ 126,695 $ 215
Beginning Balance (in shares) at May. 31, 2012 23,619,761 23,620,000        
Issuance of shares of common stock under equity compensation plans, and share based compensation, including $1,500 of excessive income tax benefit (in shares)   235,000        
Issuance of shares of common stock under equity compensation plans, and share based compensation, including $1,500 of excessive income tax benefit 4,467 38 4,429      
Issuance of shares under employee stock purchase plan (in shares)   7,000        
Issuance of shares under employee stock purchase plan 257 1 256      
Comprehensive income:            
Net income (loss) 13,455       13,507 (52)
Foreign currency translation adjustments 478     478    
Ending Balance at Nov. 30, 2012 $ 237,711 $ 3,818 $ 94,277 $ (749) $ 140,202 $ 163
Ending Balance (in shares) at Nov. 30, 2012 23,619,761 23,862,000