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Derivatives and Hedging Activities (Components of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (loss)) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
General Discussion of Derivative Instruments and Hedging Activities [Abstract]    
Net interest expense recognized as a result of interest rate swap $ 216 $ 859
Unrealized gain (loss) in fair value of interest swap rates (1) (119)
Net increase (decrease) in accumulated other comprehensive income (loss) 215 740
Income tax effect (76) (272)
Net increase (decrease) in accumulated other comprehensive income (loss), net of tax $ 139 $ 468