Accounts Payable and Accrued Expenses (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Accounts payable, trade	$ 2,452	$ 3,342
Accrued payroll, vacation and other employee expenses	2,372	1,619
Accrued Real-Time sale transaction expenses	1,767	0
Unrecognized income from research and development tax credits	566	0
Accrued income taxes	415	389
Dividend payable	60	95
Other accrued expenses	532	870
Accrued Liabilities and Other Liabilities, Total	$ 8,164	$ 6,315