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Consolidated Balance Sheets (USD $)
In Thousands, unless otherwise specified
May 31, 2014
May 31, 2013
Current Assets:    
Cash $ 6,031 $ 11,838
Restricted cash 0 600
U.S. Treasury Bills, at cost plus accrued interest 0 4,000
Accounts receivable 21,029 13,472
Note receivable, current 50 47
Inventories 11,330 8,732
Workers' compensation security deposit 2,688 2,597
Other current assets 542 351
Total Current Assets 41,670 41,637
Note Receivable, non-current 1,581 1,631
Property, Plant and Equipment, at Cost:    
Land 3,785 4,597
Buildings and improvements 46,101 49,462
Machinery and equipment 20,004 20,571
Property, Plant and Equipment gross 69,890 74,630
Less accumulated depreciation 53,937 56,288
Net Property, Plant and Equipment 15,953 18,342
Other Assets 6,550 6,317
Total Assets 65,754 67,927
Current Liabilities:    
Accounts payable, trade 5,139 3,675
Accrued salaries and wages 2,674 2,624
Accrued marketing programs 2,856 1,965
Accrued warranty and related expenses 3,697 3,682
Other accrued liabilities 3,881 2,261
Total Current Liabilities 18,247 14,207
Long-Term Liabilities:    
Other deferred liabilities 7,386 8,069
Life insurance loans 6,334  
Total Long-Term Liabilities 13,720 8,069
Commitments and Contingencies - See Note 12      
Shareholders' Equity:    
Common stock, $.0277 par value, 15,000,000 shares authorized; issued 11,217,144 shares 312 312
Additional paid-in capital 4,928 4,928
Retained earnings 94,291 106,155
Treasury stock, at cost, 2,825,900 shares (65,744) (65,744)
Total Shareholders' Equity 33,787 45,651
Total Liabilities and Shareholders' Equity $ 65,754 $ 67,927