Fair Value Measurement - Schedule of Financial Assets and Liabilities (Details) - Fair Value, Measurements, Recurring - USD ($) $ in Thousands	Jun. 30, 2019	Jun. 30, 2018
Financial Assets:
Derivative financial instrument asset (note 16)	$ 736	$ 0
Financial Assets	736	0
Financial Liabilities:
Foreign currency forward contracts designated as cash flow hedges (note 16)	0	(1,319)
Financial Liabilities	0	(1,319)
Significant other observable inputs (Level 2)
Financial Assets:
Derivative financial instrument asset (note 16)	736	0
Financial Assets	736	0
Financial Liabilities:
Foreign currency forward contracts designated as cash flow hedges (note 16)	0	(1,319)
Financial Liabilities	$ 0	$ (1,319)

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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