Note 8 - Goodwill and Other Intangible Assets (Details Textual) $ in Thousands			12 Months Ended
	Mar. 01, 2025 USD ($)	Mar. 01, 2024 USD ($)	Jun. 30, 2025
Number of Reporting Units	4	3	5
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill)	$ 0	$ 0
Lighting Segment [Member]
Number of Reporting Units			1
Reporting Unit, Amount of Fair Value in Excess of Carrying Amount	$ 30,100	$ 37,300
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	6.00%	23.00%
Display Solutions Segment [Member]
Number of Reporting Units			4
Display Solutions Segment [Member] | First Reporting Unit [Member]
Reporting Unit, Amount of Fair Value in Excess of Carrying Amount	$ 22,300	$ 22,700
Display Solutions Segment [Member] | Second Reporting Unit [Member]
Reporting Unit, Amount of Fair Value in Excess of Carrying Amount	$ 106,600	$ 95,500
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	29.00%	19.00%
Display Solutions Segment [Member] | Third Reporting Unit [Member]
Reporting Unit, Amount of Fair Value in Excess of Carrying Amount	$ 63,100
Reporting Unit, Percentage of Fair Value in Excess of Carrying Amount	39.00%