Byrna Technologies Inc. Quarterly report [Sections 13 or 15(d)]

Note 19 - Leases (Details Textual)	3 Months Ended
Note 19 - Leases (Details Textual)	Feb. 28, 2026
Andover, Massachusetts [Member]
Lease Expiration Date	Feb. 29, 2028
Fort Wayne, Indiana [Member] \| Retail Office Space, Fort Wayne, Indiana [Member]
Lease Expiration Date	Jul. 14, 2029
Lessee, Operating Lease, Term of Contract (Year)	5 years
Salem, New Hampshire [Member] \| Retail Office Space, Salem, New Hampshire [Member]
Lease Expiration Date	Aug. 21, 2029
Lessee, Operating Lease, Term of Contract (Year)	5 years
Scottsdale, Arizona [Member] \| Retail Office Space, Scottsdale, Arizona [Member]
Lease Expiration Date	Jul. 31, 2032
Lessee, Operating Lease, Term of Contract (Year)	8 years
Franklin, Tennessee [Member] \| Retail Office Space, Franklin, Tennessee [Member]
Lease Expiration Date	Apr. 30, 2030
Lessee, Operating Lease, Term of Contract (Year)	5 years 6 months
Las Vegas, Nevada [Member] \| Retail Office Space, Las Vegas [Member]
Lease Expiration Date	Apr. 30, 2028
Lessee, Operating Lease, Term of Contract (Year)	3 years
Santa Clarita, California [Member] \| Retail Office Space One, Santa Clarica [Member]
Lease Expiration Date	Sep. 14, 2027
Lessee, Operating Lease, Term of Contract (Year)	2 years
Santa Clarita, California [Member] \| Retail Office Space Two, Santa Clarica [Member]
Lease Expiration Date	Sep. 14, 2027
Lessee, Operating Lease, Term of Contract (Year)	2 years