Convertible debentures (Tables)

12 Months Ended

Oct. 31, 2021

Borrowings [Abstract]

Disclosure of detailed information about types of convertible debentures [Table Text Block]

		Convertible debentures				Derivative liabilities				Equity component of convertible debentures
		2021		2020		2021		2020		2021		2020
(a)	$	2,248,108	$	2,881,719	$	557,322	$	197,270	$	14,004	$	23,952
(b)		204,294		199,799		229,759		336,292		-		-
	$	2,452,402	$	3,081,518	$	787,081	$	533,562	$	14,004	$	23,952

(a) USD denominated debentures with equity components and CDN denominated debentures with embedded derivatives

(b)          USD denominated debentures with embedded derivatives

Disclosure of detailed information about convertible debentures outstanding in functional and foreign currency [Table Text Block]

								CDN
		USD (equity component)						CDN (embedded derivative)
		2021			2020			2021			2020
Loan principal
Opening balance	$	1,096,200		$	931,000		$	2,129,705		$	2,271,017
Issuance during the year		146,682			185,200			-			17,052
Repayment or conversion		(205,100	)		(20,000	)		(140,518	)		(158,364	)
Outstanding at year-end	$	1,037,782		$	1,096,200		$	1,989,187		$	2,129,705
Terms of loan
Annual interest rate		12% - 24%			12% - 24%			12% - 24%			12% - 24%
Effective annual interest rate		24%			24%			13% - 28735624%			12% - 1270%
Conversion price to common shares	$	0.03 - $0.07		$	0.03 - $0.07		$	0.05 - $0.08		$	0.05 - $0.14
Remaining life (in months)		0 - 6			1 - 9			0 - 6			0 - 6
Consolidated Statement of Financial Position
Carrying value of loan principal	$	1,036,124		$	1,083,375		$	609,924		$	1,403,787
Interest payable		332,605			151,387			269,455			243,170
Convertible debentures	$	1,368,729		$	1,234,762		$	879,379		$	1,646,957
Derivative liabilities	$	-		$	-		$	557,323		$	197,270
Equity component of convertible debentures	$	14,004		$	23,952		$	-		$	-

Consolidated Statement of Operations and Comprehensive Loss

						CDN
		USD (equity component)				CDN (embedded derivative)
		2021		2020		2021			2020
Accretion expense	$	28,001	$	37,934	$	1,003,613		$	723,641
Interest expense	$	236,519	$	194,091	$	226,520		$	215,923
Gain on revaluation of derivative liabilities	$	-	$	-	$	(2,718,409	)	$	(590,625	)
Gain on conversion of convertible debentures	$	-	$	-	$	(47,356	)	$	-
Loss (gain) on extinguishment of convertible debentures	$	-	$	-	$	1,360,536		$	(10,919	)
Consolidated Statement of Changes in Equity
Amount of principal converted to common shares	$	-	$	20,000	$	100,000		$	35,000
Amount of interest converted to common shares	$	30,200	$	447	$	160,064		$	1,168
Number of common shares issued on conversion of convertible debentures		1,118,519		511,175		7,744,774			731,440
Consolidated Statement of Cash Flows
Amount of principal repaid in cash	$	205,100	$	-	$	31,492		$	93,721
Amount of interest repaid in cash	$	25,101	$	60,918	$	36,052		$	93,005

Disclosure of detailed information about convertible debentures outstanding with embedded derivatives subject to conversion price [Table Text Block]

		(i)						(ii)
		USD (embedded derivative)						USD (embedded derivative)
		2021			2020			2021			2020
Loan principal
Opening balance	$	226,000		$	304,000		$	288,770		$	121,000
Issuance (settlement) during the year		617,200			449,000			(15,000	)		273,770
Conversion		(284,000	)		(447,000	)		-			(106,000	)
Repayment		(261,600	)		(80,000	)		(102,770	)		-
Outstanding at year-end	$	297,600		$	226,000		$	171,000		$	288,770
Terms of loan
Annual interest rate		4%			4%			2% - 10%			2% - 10%
Effective annual interest rate		5255% - 5525%			4070% - 5278%			0% - 24%			2573% - 20559%
Conversion price to common shares		(i)			(i)			(ii)			(ii)
Remaining life (in months)		5 - 10			9 - 12			0			0 - 5
Consolidated Statement of Financial Position
Carrying value of loan principal	$	1,166		$	56		$	171,000		$	165,564
Interest payable		15,445			14,515			16,683			19,664
Convertible debentures	$	16,611		$	14,571		$	187,683		$	185,228
Derivative liabilities	$	170,456		$	153,804		$	59,303		$	182,489

Consolidated Statement of Operations and Comprehensive Loss

		(i)						(ii)
		USD (embedded derivative)						USD (embedded derivative)
		2021			2020			2021			2020
Accretion expense	$	15,102		$	136,533		$	123,206		$	201,711
Interest expense	$	21,659		$	11,390		$	11,110		$	19,965
Loss (gain) on revaluation of derivative liabilities	$	25,821		$	(73,082	)	$	145,396		$	(106,213	)
Loss on conversion of convertible debentures	$	37,851		$	54,436		$	-		$	42,048
Gain on extinguishment of convertible debentures	$	(73,026	)	$	(116,490	)	$	(268,582	)	$	-
Consolidated Statement of Changes in Equity
Amount of principal converted to common shares	$	284,000		$	447,000		$	-		$	106,000
Amount of interest converted to common shares	$	6,700		$	6,060		$	-		$	20,986
Number of common shares issued on conversion of convertible debentures		6,748,559			29,409,479			-			13,585,550
Consolidated Statement of Cash Flows
Amount of principal repaid in cash	$	261,600		$	80,000		$	102,770		$	-
Amount of interest repaid in cash	$	14,030		$	1,767		$	12,083		$	-

(i)          Conversion price defined as 75% multiplied by the average of the lowest 3 closing stock prices for the 10 trading days prior to conversion date.

(ii)         Conversion price defined as 75% multiplied by the lowest stock price for the 20 trading days prior to conversion date.

Disclosure of detailed information about assumptions used to determine fair value of derivative liabilities [Table Text Block]

	2021	2020
Share price	$0.05	$0.02
Exercise price	$0.03 - $0.07	$0.01 - $0.11
Volatility factor (based on historical volatility)	32% - 133%	100% - 187%
Risk free interest rate	0.17% - 0.55%	0.10% - 0.19%
Expected life of conversion features (in months)	0 - 10	0 - 12
Expected dividend yield	0%	0%
CDN to USD exchange rate (as applicable)	0.8041	0.7567
Call value	$0.01 - $0.04	$0.00 - $0.02