Commitments and Contingencies (Details) (USD $)	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Loss Contingencies [Line Items]
Rent expense	$ 2,340,000	$ 2,485,000	$ 2,852,000
Contingent liability under employment contract agreements	$ 3,050,000
Minimum [Member]
Loss Contingencies [Line Items]
Terminated employees severance compensation payment period	6 months
Maximum [Member]
Loss Contingencies [Line Items]
Terminated employees severance compensation payment period	12 months
Term of termination CEO resigns within period of a change of control	3 months
Term of termination, CEO is terminated by company within period of a change of control	1 year