Condensed Consolidated Statements of Equity (Unaudited) - USD ($) $ in Thousands	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	$ 137	$ 113,930	$ 654,369	$ (297,786)	$ 100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		2,491
Issuance of common stock	76		76
Purchase of treasury shares	(24)				(24)
Stock based compensation	1,325		1,325
Dividends on subsidiary preferred stock	(10)			(10)
Net (loss) income	(964)			(964)
Ending balance (in shares) at Jul. 31, 2024		13,729,504
Ending balance at Jul. 31, 2024	471,153	$ 137	115,331	653,395	(297,810)	100
Beginning balance (in shares) at Apr. 30, 2024		13,727,013
Balance balance at Apr. 30, 2024	470,750	$ 137	113,930	654,369	(297,786)	100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	7,297
Ending balance (in shares) at Jan. 31, 2025		15,599,303
Ending balance at Jan. 31, 2025	557,911	$ 156	194,237	661,636	(298,218)	100
Beginning balance (in shares) at Jul. 31, 2024		13,729,504
Balance balance at Jul. 31, 2024	471,153	$ 137	115,331	653,395	(297,810)	100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		1,865,769
Issuance of common stock	73,893	$ 19	73,874
Purchase of treasury shares	(388)				(388)
Stock issued related to acquisitions	2,500		2,500
Stock based compensation	1,418		1,418
Dividends on subsidiary preferred stock	(10)			(10)
Net (loss) income	5,099			5,099
Ending balance (in shares) at Oct. 31, 2024		15,595,273
Ending balance at Oct. 31, 2024	553,665	$ 156	193,123	658,484	(298,198)	100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		4,030
Issuance of common stock	72		72
Purchase of treasury shares	(20)				(20)
Stock based compensation	1,042		1,042
Dividends on subsidiary preferred stock	(10)			(10)
Net (loss) income	3,162			3,162
Ending balance (in shares) at Jan. 31, 2025		15,599,303
Ending balance at Jan. 31, 2025	$ 557,911	$ 156	194,237	661,636	(298,218)	100
Beginning balance (in shares) at Apr. 30, 2025	15,605,818	15,605,818
Balance balance at Apr. 30, 2025	$ 569,522	$ 156	195,225	672,261	(298,220)	100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		15,638
Issuance of common stock	69		69
Purchase of treasury shares	(71)				(71)
Stock based compensation	1,157		1,157
Dividends on subsidiary preferred stock	(10)			(10)
Net (loss) income	(5,736)			(5,736)
Ending balance (in shares) at Jul. 31, 2025		15,621,456
Ending balance at Jul. 31, 2025	$ 564,931	$ 156	196,451	666,515	(298,291)	100
Beginning balance (in shares) at Apr. 30, 2025	15,605,818	15,605,818
Balance balance at Apr. 30, 2025	$ 569,522	$ 156	195,225	672,261	(298,220)	100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net (loss) income	$ (104,911)
Ending balance (in shares) at Jan. 31, 2026	15,654,558	15,654,558
Ending balance at Jan. 31, 2026	$ 479,417	$ 157	210,360	567,320	(298,520)	100
Beginning balance (in shares) at Jul. 31, 2025		15,621,456
Balance balance at Jul. 31, 2025	564,931	$ 156	196,451	666,515	(298,291)	100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		24,254
Issuance of common stock	51		51
Purchase of treasury shares	(205)				(205)
Issuance of warrants	11,642		11,642
Stock based compensation	1,189		1,189
Dividends on subsidiary preferred stock	(10)			(10)
Net (loss) income	(22,472)			(22,472)
Ending balance (in shares) at Oct. 31, 2025		15,645,710
Ending balance at Oct. 31, 2025	555,126	$ 156	209,333	644,033	(298,496)	100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock (in shares)		8,848
Issuance of common stock	57	$ 1	56
Purchase of treasury shares	(24)				(24)
Stock based compensation	971		971
Dividends on subsidiary preferred stock	(10)			(10)
Net (loss) income	$ (76,703)			(76,703)
Ending balance (in shares) at Jan. 31, 2026	15,654,558	15,654,558
Ending balance at Jan. 31, 2026	$ 479,417	$ 157	$ 210,360	$ 567,320	$ (298,520)	$ 100