CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Jul. 31, 2023	Apr. 30, 2023	Jul. 31, 2024
Income Statement [Abstract]
Net revenue	$ 40,804	$ 148,283	$ 174,109
Cost of revenue	29,749	108,031	125,616
Gross profit	11,055	40,252	48,493
Operating expenses:
Selling, general and administrative	8,523	33,463	37,478
Amortization	911	0	3,554
Total operating expenses	9,434	33,463	41,032
Operating income	1,621	6,789	7,461
Other income (expense):
Interest income	707	928	13,716
Interest expense	(265)	(2,588)	(996)
Other gains, net	5,688	3,961	776
Total other income	6,130	2,301	13,496
Income before income taxes	7,751	9,090	20,957
Income tax (benefit) expense	(398)	1,630	(67,023)
Net income	8,149	7,460	87,980
Less: Preferred dividends on redeemable preferred stock	(537)	(1,593)	(2,135)
Net income attributable to common stockholders	$ 7,612	$ 5,867	$ 85,845
Net income per share - basic (in usd per share)	$ 0.29	$ 0.91	$ 3.30
Net income per share - diluted (in usd per share)	$ 0.29	$ 0.89	$ 3.11
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Weighted-average number of common units outstanding - basic (in shares)	6,177	6,449	6,218
Weighted-average number of common units outstanding - diluted (in shares)	27,960	8,417	28,589