Condensed Consolidated Statements Of Cash Flows - USD ($)	6 Months Ended
	Oct. 31, 2022	Oct. 31, 2021
Cash flows from operating activities
Net income	$ 2,248,547	$ 11,946,921
Adjustments to reconcile net income to net cash used in operating activities
Depreciation and amortization of property, machinery and equipment	2,919,066	2,773,922
Stock-based compensation	171,461	142,920
Restricted stock expense	67,678	31,918
Impairment of goodwill	0
Deferred income tax expense (benefit)	194,704	(92,925)
Gain on extinguishment of long-term debt		(6,282,973)
Amortization of intangible assets	470,904	173,610
Amortization of financing fees	169,482	37,208
Loss from disposal or sale of machinery and equipment	13,673	9,618
Changes in operating assets and liabilities, net of acquisition
Accounts receivable	(6,437,933)	(16,341,244)
Inventories	(11,151,049)	(35,078,520)
Prepaid expenses and other assets	3,104,483	468,470
Refundable and prepaid income taxes	593,140	(108,655)
Income taxes payable	403,956	100,033
Trade accounts payable	(15,703,401)	24,062,801
Operating lease liabilities	(1,667,995)	(1,287,382)
Accrued expenses and wages	(1,260,991)	2,407,671
Deferred revenue	2,026,825	6,366,871
Net cash used in operating activities	(23,837,450)	(10,669,736)
Cash flows from investing activities
Purchases of machinery and equipment	(271,997)	(3,107,854)
Advances on notes receivable		(3,962,000)
Net cash used in investing activities	(271,997)	(7,069,854)
Cash flows from financing activities
Proceeds from the exercise of common stock options		426,552
Proceeds under equipment notes	416,728	1,159,275
Payments under finance lease and sale leaseback agreements	(764,377)	(952,597)
Payments under equipment notes	(539,383)	(527,004)
Payments under building notes payable	(6,017,979)	(238,889)
Borrowings under term loan agreement	40,000,000
Payments under term loan agreement	(250,000)
Borrowings under revolving line of credit	245,043,994	208,787,919
Payments under revolving line of credit	(252,957,625)	(191,986,249)
Payments of debt financing costs	(1,487,901)	(18,300)
Net cash provided by financing activities	23,443,457	16,650,707
Change in cash and cash equivalents	(665,990)	(1,088,883)
Cash and cash equivalents at beginning of period	3,054,643	3,509,229
Cash and cash equivalents at end of period	2,388,653	2,420,346
Supplementary disclosures of cash flow information
Cash paid for interest	2,480,985	649,607
Cash paid for income taxes	567,282	2,382,322
Purchase of machinery and equipment financed under finance leases	1,599,456	1,558,579
Financing of insurance policy	$ 73,868	295,052
Gain on extinguishment of long-term debt		$ 6,282,973