Financial Instruments Measured At Fair Value (Narrative) (Details)				3 Months Ended		12 Months Ended
	Sep. 15, 2016 USD ($)	Sep. 15, 2016 GBP (£)	Feb. 20, 2015 USD ($) period	Jun. 22, 2017 CAD	Jun. 30, 2016 CAD	Jun. 30, 2016 USD ($)	Jun. 30, 2016 GBP (£)	Jun. 30, 2015 USD ($)	Jun. 30, 2015 GBP (£)	Jun. 30, 2014 USD ($)	Dec. 21, 2015 USD ($)	Dec. 21, 2015 GBP (£)	Feb. 20, 2015 CAD
Business Acquisition [Line Items]
Contingent consideration paid							£ (1,547,000)	$ 5,477,000	£ (5,477,000)
Contingent consideration expense						$ 1,511,000		(253,000)		$ (983,000)
Derivative, notional amount						6,000,000		47,202,000
Fair value amounts of foreign exchange derivative contracts, net assets (liabilities)						$ 531,000		(1,316,000)
Foreign exchange contracts, maturities						5 months	5 months
Discontinued foreign exchange hedges						$ 0		$ 0
Belvedere
Business Acquisition [Line Items]
Contingent consideration, high range | CAD													CAD 4,000,000
Contingent consideration arrangements, number of periods for achievement operating results | period			2
Contingent consideration arrangements, period for achievement operating results			1 year
Contingent consideration paid | CAD					CAD 2,000,000
Business combination, contingent consideration			$ 1,603,000
Orchard House
Business Acquisition [Line Items]
Business combination, contingent consideration											$ 2,225,000	£ 3,000,000
Subsequent Event | Belvedere
Business Acquisition [Line Items]
Contingent consideration paid | CAD				CAD 2,000,000
Subsequent Event | Orchard House
Business Acquisition [Line Items]
Contingent consideration paid	$ 2,225,000	£ 1,500,000