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Cost-Method Investments (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Jun. 30, 2012
Jun. 30, 2011
Jun. 30, 2010
Cost-Method Investments [Abstract]      
Aggregate carrying amount of cost-method investments $ 2,250 $ 4,264 $ 1,748
Re-measurement of equity interest held, resulting gain in other income 2,070 0 0
Impairment losses related to cost-method investments $ 4,016 $ 0 $ 250