COMMON STOCK (Narrative) (Details)								1 Months Ended										9 Months Ended		12 Months Ended
	May 11, 2018 USD ($) $ / shares shares	May 11, 2018 CAD ($) $ / shares shares	Feb. 02, 2018 USD ($) $ / shares shares	Jan. 12, 2018 USD ($) $ / shares shares	Jan. 12, 2018 CAD ($) $ / shares shares	Dec. 08, 2017 USD ($) $ / shares shares	Dec. 08, 2017 CAD ($) $ / shares shares	Mar. 27, 2019 USD ($) $ / shares shares	Mar. 27, 2019 CAD ($) $ / shares shares	Sep. 21, 2018 USD ($) $ / shares shares	Sep. 21, 2018 CAD ($) $ / shares shares	Aug. 31, 2018 USD ($) $ / shares shares	Aug. 31, 2018 CAD ($) shares	May 25, 2018 USD ($) $ / shares shares	May 25, 2018 CAD ($) $ / shares shares	Nov. 30, 2017 USD ($) $ / shares shares	Nov. 30, 2017 CAD ($) $ / shares shares	May 31, 2019 $ / shares shares	May 31, 2018 USD ($)	Aug. 31, 2018 $ / shares shares
Units Issued During Period, Units	1,746,900	1,746,900		1,611,000	1,611,000	3,954,000	3,954,000	5,506,769	5,506,769	2,225,000	2,225,000	4,400,000	4,400,000	2,470,000	2,470,000	2,600,000	2,600,000
Units Issued During Period, Per Unit Amount | (per share)		$ 0.06			$ 0.05		$ 0.05		$ 0.03		$ 0.03	$ 0.03			$ 0.06		$ 0.05
Units Issued During Period, Value	$ 81,987	$ 104,814		$ 64,371	$ 80,550	$ 154,397	$ 197,700	$ 106,809	$ 143,176	$ 51,678	$ 66,750	$ 101,111	$ 132,000	$ 114,822	$ 148,200	$ 101,198	$ 130,000
Class of Warrant or Right, Grants in Period, Contractual Term	24 months	24 months		24 months	24 months	24 months	24 months	48 months	48 months	36 months	36 months	36 months	36 months	24 months	24 months	24 months	24 months
Class of Warrant or Right, Grants in Period, Weighted Average Exercise Price | $ / shares	$ 0.075			$ 0.06		$ 0.06		$ 0.04		$ 0.05		$ 0.05		$ 0.075		$ 0.06		$ 0.04		$ 0.06
Payments of Stock Issuance Costs		$ 9,281			$ 3,880		$ 12,770		$ 13,068		$ 6,075	$ 9,192	$ 12,000		$ 5,820
Class of Warrant or Right, Grants in Period, Net of Forfeitures	144,690	144,690		77,600	77,600	230,400	230,400	502,600	502,600	202,500	202,500	400,000	400,000	70,000	70,000			8,436,869		17,704,590
Stock Issued During Period, Shares, New Issues												170,000	170,000
Class of Warrant or Right, Exercises in Period			50,000																	50,000
Proceeds from exercise of warrants | $			$ 3,500
Class of Warrant or Right, Exercises in Period, Exercise Price | $ / shares			$ 0.07
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period	200,000	200,000				240,000	240,000													610,000
Proceeds from Stock Options Exercised | $	$ 12,000					$ 12,000						$ 9,000							$ 24,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | $ / shares	$ 0.06					$ 0.05														$ 0.05
Common Stock, Shares, Issued												119,739,931	119,739,931					127,471,700		119,739,931
Common Stock, Shares, Outstanding												119,739,931	119,739,931					127,471,700		119,739,931
Equity Transaction 1 [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period												50,000	50,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | $ / shares												$ 0.06
Equity Transaction 2 [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period												120,000	120,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price | $ / shares												$ 0.05