Borrowings, Scheduled Maturities of Long-term Borrowings (Details) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Scheduled maturities of long-term borrowings [Abstract]
2018	$ 4,500
2019	5,500
2020	6,000
2021	1,800
2022	4,850
Total long-term borrowings	$ 22,650	$ 20,300