Derivative Instruments and Hedging Activities (Details) € in Thousands, £ in Thousands, CAD in Thousands, AUD in Thousands, $ in Thousands	6 Months Ended
	Dec. 31, 2016 USD ($)	Dec. 31, 2016 AUD	Dec. 31, 2016 CAD	Dec. 31, 2016 EUR (€)	Dec. 31, 2016 GBP (£)	Jun. 30, 2016 USD ($)	Jun. 30, 2016 AUD	Jun. 30, 2016 CAD	Jun. 30, 2016 EUR (€)	Jun. 30, 2016 GBP (£)
Derivative [Line Items]
Derivative maturity period	1 month
Notional contract amount	$ 5,027					$ 4,772
Australian Dollar [Member]
Derivative [Line Items]
Notional contract amount	590	AUD 830				1,316	AUD 1,800
British Pound [Member]
Derivative [Line Items]
Notional contract amount	1,698				£ 1,390	1,088				£ 830
Canadian Dollar [Member]
Derivative [Line Items]
Notional contract amount	1,457		CAD 1,980			718		CAD 940
Euro [Member]
Derivative [Line Items]
Notional contract amount	$ 1,282			€ 1,230		$ 1,650			€ 1,500