Goodwill and Intangible Assets - Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended
	Nov. 30, 2024	Nov. 30, 2023	Nov. 30, 2024	Nov. 30, 2023	Feb. 29, 2024
Goodwill and Intangible Assets [Line Items]
Goodwill	$ 35,385,000		$ 35,385,000		$ 63,931,000
Amortization of Intangible Assets	1,574,000	$ 1,608,000	4,727,000	$ 4,928,000
Goodwill impairment charges	28,171,000	$ 0	$ 28,171,000	$ 0
Impaired long-lived asset held and used, method for determining fair value			3.50%
Definite-lived intangible assets impairment charges	14,817,000		$ 14,817,000
Measurement Input, Cap Rate [Member] | Minimum [Member]
Goodwill and Intangible Assets [Line Items]
Impaired long-lived asset held and used, method for determining fair value			16.90%
Measurement Input, Cap Rate [Member] | Maximum [Member]
Goodwill and Intangible Assets [Line Items]
Impaired long-lived asset held and used, method for determining fair value			35.00%
Measurement Input, Discount Rate [Member]
Goodwill and Intangible Assets [Line Items]
Impaired long-lived asset held and used, method for determining fair value			16.90%
Measurement Input, Long-term Revenue Growth Rate [Member]
Goodwill and Intangible Assets [Line Items]
Impaired long-lived asset held and used, method for determining fair value			1.50%
Onkyo [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill impairment charges	13,972,000		$ 13,972,000
Klipsch [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill impairment charges	12,747,000		12,747,000
Rosen [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill impairment charges	880,000		880,000
VSHC [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill impairment charges	572,000		572,000
Biometrics [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill	0		0		0
Consumer Electronics [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill	33,785,000		33,785,000		60,879,000
Goodwill impairment charges	26,719,000		26,719,000
Definite-lived intangible assets impairment charges	7,381,000		7,381,000
Indefinite-lived intangible asset impairment charges	1,276,000		1,276,000
Automotive Electronics [Member]
Goodwill and Intangible Assets [Line Items]
Goodwill	1,600,000		1,600,000		$ 3,052,000
Goodwill impairment charges	1,452,000		1,452,000
Definite-lived intangible assets impairment charges	$ 7,436,000		$ 7,436,000