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Financial Instruments (Details Textual) - Sep. 30, 2016 CAD in Millions, AUD in Millions, $ in Millions	USD ($)	CAD	AUD
Forward Exchange Contracts, Australian [Member]
Financial Instruments [Line Items]
Forward Exchange Contracts Outstanding	$ 5.2		AUD 6.8
Forward Exchange Contracts, Canadian [Member]
Financial Instruments [Line Items]
Forward Exchange Contracts Outstanding	$ 1.2	CAD 1.5

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- Definition

Forward exchange contracts outstanding as of balance sheet date.

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