CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Apr. 30, 2024	Apr. 30, 2023	Apr. 30, 2022
Income Statement [Abstract]
Net sales	$ 201,099	$ 191,209	$ 247,526
Cost of sales	112,673	103,145	133,287
Gross profit	88,426	88,064	114,239
Operating expenses:
Research and development	6,851	6,361	5,501
Selling, marketing, and distribution	55,050	51,791	56,168
General and administrative	39,022	42,612	41,244
Goodwill impairment			67,849
Total operating expenses	100,923	100,764	170,762
Operating loss	(12,497)	(12,700)	(56,523)
Other (expense)/income, net:
Other income, net	140	1,188	1,311
Interest income/(expense), net	39	(761)	(324)
Total other (expense)/income, net	179	427	987
Loss from operations before income taxes	(12,318)	(12,273)	(55,536)
Income tax (benefit)/expense	(70)	(249)	9,344
Net loss	$ (12,248)	$ (12,024)	$ (64,880)
Net loss per share:
Basic	$ (0.94)	$ (0.9)	$ (4.66)
Diluted	$ (0.94)	$ (0.9)	$ (4.66)
Weighted average number of common shares outstanding:
Basic	12,967	13,372	13,930
Diluted	12,967	13,372	13,930