Derivatives (Details 2) $ in Thousands	12 Months Ended
	Jun. 30, 2015 USD ($) derivative	Jun. 30, 2014 USD ($) derivative
Derivatives and Hedging Activities
Interest income (expense) on hedge ineffectiveness and excluded from effectiveness testing	$ 49	$ 76
Interest rate caps
Derivatives and Hedging Activities
Number of derivative agreements terminated prior to maturity | derivative	0	0
Interest income (expense) on hedge ineffectiveness and excluded from effectiveness testing	$ (15)	$ (24)
Interest rate swaps
Derivatives and Hedging Activities
Number of derivative agreements terminated prior to maturity | derivative	0	0
Interest income (expense) on hedge ineffectiveness and excluded from effectiveness testing	$ 64	$ 100