Byrna Technologies Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

COMMITMENTS (Narrative) (Details)

COMMITMENTS (Narrative) (Details)		3 Months Ended			5 Months Ended	12 Months Ended
COMMITMENTS (Narrative) (Details)	Apr. 13, 2018 USD ($) trigger_price $ / shares shares	Jan. 31, 2019 shares	Nov. 30, 2018 $ / shares shares	Aug. 31, 2018 shares	Nov. 30, 2019 USD ($)	Nov. 30, 2019 USD ($) shares	Nov. 30, 2018 USD ($)	Nov. 30, 2019 consultant $ / shares shares	Nov. 30, 2019 consultant $ / shares shares	Nov. 30, 2018 $ / shares shares	Nov. 30, 2017 shares
Consulting Agreements [Line Items]
Number of stock options \| shares			6,376,667					2,911,667	2,911,667	6,376,667	4,866,667
Stock option price per share \| (per share)			$ 0.22					$ 0.19	$ 0.14	$ 0.18
Rental expeses for services						$ 60,316	$ 36,659
Consulting Agreements [Member]
Consulting Agreements [Line Items]
Number of consultants \| consultant								2	2
Consulting fees per month						7,500
Amount of increase in consulting fees per month						$ 10,000
Issuance of warrant for consultant \| shares						750,000
Percentage of incentive warrants vested upon issuance						50.00%
Purchase and Sale Agreement (Agreement) with Andre Buys [Member]
Consulting Agreements [Line Items]
Starting salary per month	$ 10,000
Number of stock options \| shares	1,500,000
Stock option price per share \| $ / shares	$ 0.16
First installment of consideration payment	$ 100,000
Second installment of consideration payment in cash	500,000
Deferred compensation arrangement with individual share award granted amount	$ 750,000
Terms of stock option grant date	7 years
Term of employment in order for options to be vested	3 years
Percentage of intellectual property of portfolio	2.00%
Amount of royalty exceeds	$ 25,000
Minimum payment of royalty	$ 25,000
Purchase and Sale Agreement (Agreement) with Andre Buys [Member] \| Second Anniversary
Consulting Agreements [Line Items]
Percentage of royalty	10.00%
Purchase and Sale Agreement (Agreement) with Andre Buys [Member] \| Sixth Anniversary
Consulting Agreements [Line Items]
Percentage of royalty	4.00%
Purchase and Sale Agreement (Agreement) with Andre Buys [Member] \| Eighth Anniversary
Consulting Agreements [Line Items]
Percentage of royalty	3.00%
Consulting Agreement With Ganz [Member]
Consulting Agreements [Line Items]
Value of common stock issued for services						$ 200,000
Number of common shares issued \| shares			500,000	500,000		833,333
Monthly base salary of consultant after consulting agreement ends					$ 20,000
Consulting Agreement With Consultant Wager [Member]
Consulting Agreements [Line Items]
Number of common stock share issued for services \| shares		250,000				416,666
Monthly base salary of consultant after consulting agreement ends					$ 15,000
Number of common stock issued per month \| shares		83,333
Batch of 500,000 options 1 [Member] \| Purchase and Sale Agreement (Agreement) with Andre Buys [Member]
Consulting Agreements [Line Items]
Stock option, trigger price \| trigger_price	0.30
Batch of 500,000 options 2 [Member] \| Purchase and Sale Agreement (Agreement) with Andre Buys [Member]
Consulting Agreements [Line Items]
Stock option, trigger price \| trigger_price	0.50
Batch of 500,000 options 3 [Member] \| Purchase and Sale Agreement (Agreement) with Andre Buys [Member]
Consulting Agreements [Line Items]
Stock option, trigger price \| trigger_price	1