Commitment and Contingencies (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended			0 Months Ended			0 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012	Jun. 11, 2014 Ryan [Member]	Jun. 11, 2014 New Brighton, Minnesota acre	Jun. 30, 2014 New Brighton, Minnesota Building sqft	Jun. 11, 2014 Payable at Certain Point in the Construction Process [Member] Ryan [Member]	Jun. 11, 2014 Payable Upon Completion of the Project [Member] Ryan [Member]
Long-term Purchase Commitment [Line Items]
Area of real property (in acres)					10	125,000
Purchase price of real property acquired					$ 500
Option to purchase additional property (in acres)					3.6
Fees to be paid as a percent of cost of work				3.85%
Development costs, fees to be paid as a percentage of adjusted total project costs							3.25%	5.00%
Construction in progress	11,499	131
Building escrow						9,128
Commitment and Contingencies (Textual) [Abstract]
Lease expiration date	Mar. 31, 2020
Rental expenses	$ 1,404	$ 1,350	$ 1,200