Byrna Technologies Inc. Quarterly report pursuant to Section 13 or 15(d)

Note 19 - Loss Per Share - Summary of Antidilutive Securities (Details) - shares	3 Months Ended		9 Months Ended
	Aug. 31, 2021	Aug. 31, 2020	Aug. 31, 2021	Aug. 31, 2020
Antidilutive securities (in shares)	2,440,705	6,125,133	2,440,705	6,125,133
Series A Preferred Stock [Member]
Antidilutive securities (in shares)	0	4,636,649	0	4,636,649
Warrant [Member]
Antidilutive securities (in shares)	75,000	774,817	75,000	774,817
Share-based Payment Arrangement, Option [Member]
Antidilutive securities (in shares)	617,712	713,667	617,712	713,667
Restricted Stock Units (RSUs) [Member]
Antidilutive securities (in shares)	1,747,993	0	1,747,993	0