Financial Instruments Measured At Fair Value (Narrative) (Details) - USD ($)	3 Months Ended		6 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Jun. 30, 2017
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Number of foreign exchange hedges discontinued	$ 0	$ 0	$ 0	$ 0
Cash Flow Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount					$ 1,828,000
Fair value amounts of derivative contracts, net assets (liabilities)					84,000
Fair Value Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	4,500,000		4,500,000
Fair value amounts of derivative contracts, net assets (liabilities)	(94,000)		(94,000)
Fair Value Hedging [Member] | Not Designated as Hedging Instrument [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Notional amount	17,903,000		17,903,000		6,114,000
Fair value amounts of derivative contracts, net assets (liabilities)	$ (83,000)		$ (83,000)		$ (38,000)