Note 5 - Leases - Additional Lease Information (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024 USD ($) ft²	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) ft²	Sep. 30, 2023 USD ($)
Operating lease cost | $	$ 487	$ 797	$ 1,936	$ 1,941
Short-term lease cost | $	17	28	63	348
Total lease cost | $	504	825	1,999	2,289
Cash paid for amounts included in the measurement of operating lease liabilities | $	758	967	2,757	2,433
Right-of-use assets obtained in exchange for new operating lease liabilities | $	$ 388	$ 843	$ 1,105	$ 2,156
Weighted average remaining lease term - operating leases (in years) (Year)	7 years 9 months 18 days	6 years 8 months 12 days	7 years 9 months 18 days	6 years 8 months 12 days
Weighted average discount rate - operating leases	6.62%	5.15%	6.62%	5.15%
Americas [Member] | Principal Worldwide Executive, Distribution, and Manufacturing Operations Facilities [Member]
Burlington, MA (5) (Square Foot)	96,476		96,476
Americas [Member] | North Brunswick, New Jersey [Member]
Burlington, MA (5) (Square Foot)	16,732		16,732
Americas [Member] | Fox River Grove, Illinois [Member]
Burlington, MA (5) (Square Foot)	14,632		14,632
Americas [Member] | US Distribution in Burlington, MA [Member]
Burlington, MA (5) (Square Foot)	12,878		12,878
Americas [Member] | Vaughn, Canada Lease [Member]
Burlington, MA (5) (Square Foot)	3,192		3,192
Americas [Member] | Chandler, Arizona Lease [Member]
Burlington, MA (5) (Square Foot)	2,058		2,058
EMEA [Member] | International Operations Headquarter Facility [Member]
Burlington, MA (5) (Square Foot)	21,410		21,410
EMEA [Member] | Milan, Italy Lease [Member]
Burlington, MA (5) (Square Foot)	5,705		5,705
EMEA [Member] | Hereford, England [Member]
Burlington, MA (5) (Square Foot)	3,575		3,575
EMEA [Member] | France Sales Office Lease [Member]
Burlington, MA (5) (Square Foot)	3,492		3,492
EMEA [Member] | Madrid, Spain Lease [Member]
Burlington, MA (5) (Square Foot)	2,260		2,260
Asia Pacific [Member] | International Operations Headquarter Facility [Member]
Burlington, MA (5) (Square Foot)	1,270		1,270
Asia Pacific [Member] | Tokyo, Japan Lease [Member]
Burlington, MA (5) (Square Foot)	4,236		4,236
Asia Pacific [Member] | Bangkok, Thailand Lease [Member]
Burlington, MA (5) (Square Foot)	2,810		2,810
Asia Pacific [Member] | Kensington, Australia [Member]
Burlington, MA (5) (Square Foot)	2,551		2,551
Asia Pacific [Member] | Seoul, Korea Lease [Member]
Burlington, MA (5) (Square Foot)	2,300		2,300
Asia Pacific [Member] | Shanghai, China Lease [Member]
Burlington, MA (5) (Square Foot)	1,152		1,152
Asia Pacific [Member] | Victoria, Australia Lease [Member]
Burlington, MA (5) (Square Foot)	350		350