COMMON STOCK (Details 2) CAD in Thousands	12 Months Ended
Jun. 30, 2017 CAD shares
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Number of outstanding \| shares	16,605,000
Number exercisable \| shares	9,281,250
CAD
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Aggregate Intrinsic Value \| CAD	CAD 811
Aggregate Intrinsic Value \| CAD	CAD 639
Exercise Price C$0.62 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Expiry date	Jan. 19, 2021
Number of outstanding \| shares	5,275,000
Number exercisable \| shares	3,956,250
Exercise Price C$0.62 [Member] \| CAD
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Aggregate Intrinsic Value \| CAD	CAD 686
Aggregate Intrinsic Value \| CAD	CAD 514
Exercise Price C$0.65 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Expiry date	Jul. 28, 2017
Number of outstanding \| shares	1,250,000
Number exercisable \| shares	1,250,000
Exercise Price C$0.65 [Member] \| CAD
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Aggregate Intrinsic Value \| CAD	CAD 125
Aggregate Intrinsic Value \| CAD	CAD 125
Exercise Price C$0.76 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Expiry date	Sep. 02, 2017
Number of outstanding \| shares	500,000
Number exercisable \| shares	500,000
Exercise Price C$0.76 [Member] \| CAD
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Aggregate Intrinsic Value \| CAD
Aggregate Intrinsic Value \| CAD
Exercise Price C$0.76 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Expiry date	Mar. 06, 2022
Number of outstanding \| shares	5,650,000
Number exercisable \| shares
Exercise Price C$0.76 [Member] \| CAD
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Aggregate Intrinsic Value \| CAD
Aggregate Intrinsic Value \| CAD
Exercise Price C$0.80 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Expiry date	Dec. 22, 2017
Number of outstanding \| shares	2,720,000
Number exercisable \| shares	2,720,000
Exercise Price C$0.80 [Member] \| CAD
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Aggregate Intrinsic Value \| CAD
Aggregate Intrinsic Value \| CAD
Exercise Price C$0.94 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Expiry date	Apr. 28, 2018
Number of outstanding \| shares	500,000
Number exercisable \| shares	500,000
Exercise Price C$0.94 [Member] \| CAD
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Aggregate Intrinsic Value \| CAD
Aggregate Intrinsic Value \| CAD
Exercise Price C$0.96 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Expiry date	Jul. 21, 2021
Number of outstanding \| shares	710,000
Number exercisable \| shares	355,000
Exercise Price C$0.96 [Member] \| CAD
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Aggregate Intrinsic Value \| CAD
Aggregate Intrinsic Value \| CAD

Date the equity-based award expires, in CCYY-MM-DD format.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(iii)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)-(ii)
-URI http://asc.fasb.org/extlink&oid=96867065&loc=d3e5070-113901

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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