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Income Taxes (Components of Net Deferred Income Tax Assets and Liabilities) (Details) (USD $)
Jun. 30, 2014
Jun. 30, 2013
Income Tax Disclosure [Abstract]    
Net operating loss carryforward $ 10,396,247 $ 10,325,622
Executive post retirement costs 320,821 348,703
General business credit 207,698 207,698
Allowance for doubtful accounts 105,982 139,251
Accrued vacation 122,292 111,529
Inventory reserve 67,361 67,361
Accelerated amortization on goodwill and other intangible assets 182,979 402,451
Accelerated depreciation 0 36,860
Warranty reserve 10,907 7,422
Total deferred income tax assets 11,414,287 11,646,897
Valuation allowance $ (11,414,287) $ (11,646,897)