Derivative Financial Instruments and Risk Management (Tables)

3 Months Ended

12 Months Ended

Jul. 31, 2015

Apr. 30, 2015

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

		Carrying					Fair Value
As at July 31, 2015		Amount			Fair Value		Levels	Reference
Cash and cash equivalents	$	2,214,621		$	2,214,621		1	N/A
Accounts receivable	$	3,068,218		$	3,068,218		2	N/A
Forward contracts	$	(39,615	)	$	(39,615	)	2	N/A

		Carrying			Fair Value
As at April 30, 2015		Amount		Fair Value	Levels	Reference
Cash and cash equivalents	$	2,852,422	$	2,852,422	1	N/A
Accounts receivable	$	3,305,466	$	3,305,466	2	N/A

Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]

Forward contracts		July 31,			April 30,
		2015			2015
Opening balance at the beginning of the period/year	$	-		$	-
Fair value of forward contract, at issuance		-			-
Change in fair value of forward contracts since issuance		(39,615	)		-
Fair value of forward contracts settled during the period/year		-			-
Fair value of forward contracts at end of period/year	$	(39,615	)	$	-