Condensed Consolidated Statements of Equity (Unaudited) - USD ($)	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Non- Controlling Interest
Beginning balance (in shares) at Apr. 30, 2024		13,727,013
Balance balance at Apr. 30, 2024	$ 470,750,000	$ 137,000	$ 113,930,000	$ 654,369,000	$ (297,786,000)	$ 100,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		2,491
Issuance of common stock	76,000		76,000
Purchase of treasury shares	(24,000)				(24,000)
Stock based compensation	1,325,000		1,325,000
Dividends on subsidiary preferred stock	(10,000)			(10,000)
Net (loss) income	(964,000)			(964,000)
Ending balance (in shares) at Jul. 31, 2024		13,729,504
Ending balance at Jul. 31, 2024	471,153,000	$ 137,000	115,331,000	653,395,000	(297,810,000)	100,000
Beginning balance (in shares) at Apr. 30, 2024		13,727,013
Balance balance at Apr. 30, 2024	470,750,000	$ 137,000	113,930,000	654,369,000	(297,786,000)	100,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	4,135,000
Ending balance (in shares) at Oct. 31, 2024		15,595,273
Ending balance at Oct. 31, 2024	553,665,000	$ 156,000	193,123,000	658,484,000	(298,198,000)	100,000
Beginning balance (in shares) at Jul. 31, 2024		13,729,504
Balance balance at Jul. 31, 2024	471,153,000	$ 137,000	115,331,000	653,395,000	(297,810,000)	100,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		1,865,769
Issuance of common stock	73,893,000	$ 19,000	73,874,000
Purchase of treasury shares	(388,000)				(388,000)
Stock issued related to acquisitions	2,500,000		2,500,000
Stock based compensation	1,418,000		1,418,000
Dividends on subsidiary preferred stock	(10,000)			(10,000)
Net (loss) income	5,099,000			5,099,000
Ending balance (in shares) at Oct. 31, 2024		15,595,273
Ending balance at Oct. 31, 2024	$ 553,665,000	$ 156,000	193,123,000	658,484,000	(298,198,000)	100,000
Beginning balance (in shares) at Apr. 30, 2025	15,605,818	15,605,818
Balance balance at Apr. 30, 2025	$ 569,522,000	$ 156,000	195,225,000	672,261,000	(298,220,000)	100,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		15,638
Issuance of common stock	69,000		69,000
Purchase of treasury shares	(71,000)				(71,000)
Stock based compensation	1,157,000		1,157,000
Dividends on subsidiary preferred stock	(10,000)			(10,000)
Net (loss) income	(5,736,000)			(5,736,000)
Ending balance (in shares) at Jul. 31, 2025		15,621,456
Ending balance at Jul. 31, 2025	$ 564,931,000	$ 156,000	196,451,000	666,515,000	(298,291,000)	100,000
Beginning balance (in shares) at Apr. 30, 2025	15,605,818	15,605,818
Balance balance at Apr. 30, 2025	$ 569,522,000	$ 156,000	195,225,000	672,261,000	(298,220,000)	100,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	$ (28,208,000)
Ending balance (in shares) at Oct. 31, 2025	15,645,710	15,645,710
Ending balance at Oct. 31, 2025	$ 555,126,000	$ 156,000	209,333,000	644,033,000	(298,496,000)	100,000
Beginning balance (in shares) at Jul. 31, 2025		15,621,456
Balance balance at Jul. 31, 2025	564,931,000	$ 156,000	196,451,000	666,515,000	(298,291,000)	100,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		24,000
Issuance of common stock	51,000		51,000
Purchase of treasury shares	(205,000)				(205,000)
Issuance of warrants	11,642,000		11,642,000
Stock based compensation	1,189,000		1,189,000
Dividends on subsidiary preferred stock	(10,000)			(10,000)
Net (loss) income	$ (22,472,000)			(22,472,000)
Ending balance (in shares) at Oct. 31, 2025	15,645,710	15,645,710
Ending balance at Oct. 31, 2025	$ 555,126,000	$ 156,000	$ 209,333,000	$ 644,033,000	$ (298,496,000)	$ 100,000