Benefit Plans - Additional Information (Details) - USD ($)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Defined Benefit Plan Disclosure [Line Items]
Company percentage match of participants contributions for the first three percent of compensation	100.00%
Percentage of first compensation	3.00%
Company percentage match of participants contributions for next two percent of compensation	50.00%
Percentage of next compensation	2.00%
Company 401(k) Match	$ 131,000	$ 175,000	$ 220,000
Profit sharing contributions	0	0	0
Company match of savings programs	$ 51,000	$ 58,000	$ 79,000
Employee Stock Purchase Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Shares of treasury stock purchased by employees	37,383	52,191	48,679
Employee Stock Purchase Plan [Member] | Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Company Employee Stock Purchase Plan percentage match of employee's contributions of gross salary	3.00%