Acquisition (Narrative) (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Business Acquisition [Line Items]
Cash paid for acquisitions, net of cash acquired	$ 34,997	$ 12
Angelic [Member]
Business Acquisition [Line Items]
Cash paid for acquisitions, net of cash acquired	35,000
Angelic [Member] | Tradename [Member]
Business Acquisition [Line Items]
Finite-lived intangible assets acquired	$ 18,600
Finite-lived intangible assets acquired, useful life (in years)	20 years
Angelic [Member] | Customer Relationships [Member]
Business Acquisition [Line Items]
Finite-lived intangible assets acquired	$ 300
Finite-lived intangible assets acquired, useful life (in years)	10 years
Angelic [Member] | Technology / Know-how [Member]
Business Acquisition [Line Items]
Finite-lived intangible assets acquired	$ 2,400
Finite-lived intangible assets acquired, useful life (in years)	10 years
Angelic [Member] | Non-compete Agreements [Member]
Business Acquisition [Line Items]
Finite-lived intangible assets acquired	$ 200
Finite-lived intangible assets acquired, useful life (in years)	5 years