Derivatives and Hedging Activities (Narrative) (Details) - USD ($)	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Interest expense	$ 2,124,000	$ 1,797,000	$ 731,000
Foreign Exchange Contract [Member]
Notional amount of foreign currency contracts outstanding	$ 46,200,000.0	80,600,000.0
Network1 [Member] | Currency Swap [Member]
Interest expense		$ 500,000