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Income Taxes (Schedule of Deferred Tax Assets) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2011
Income Taxes [Abstract]      
Benefit of net operating losses $ 6,617 $ 6,136 $ 5,481
Tax credit carry-forwards 4,866 4,685 4,486
Other, principally reserves 2,381 3,973 3,971
Deferred Tax Assets, Gross, Total 13,864 14,794 13,938
Valuation allowance (3,224) (3,691) (2,730)
Net deferred tax asset $ 10,640 $ 11,103 $ 11,208