Condensed Consolidated Statements Of Cash Flows - USD ($)	3 Months Ended
	Jul. 31, 2022	Jul. 31, 2021
Cash flows from operating activities
Net income	$ 1,376,675	$ 8,796,716
Adjustments to reconcile net income to net cash (used in) provided by operating activities
Depreciation and amortization of property, machinery and equipment	1,470,433	1,356,277
Stock-based compensation	94,893	20,035
Restricted stock expense	49,873	13,357
Deferred income tax expense (benefit)	110,324	(38,794)
Gain on extinguishment of long-term debt		(6,282,973)
Amortization of intangible assets	235,762	87,122
Amortization of financing fees	79,520	18,606
Loss from disposal or sale of machinery and equipment	13,576	9,497
Changes in operating assets and liabilities, net of acquisition
Accounts receivable	(10,952,899)	(4,970,625)
Inventories	(11,340,800)	(15,064,587)
Prepaid expenses and other assets	805,622	482,233
Refundable and prepaid income taxes	(77,448)	(58,948)
Income taxes payable	209,040	560,544
Trade accounts payable	(754,874)	14,590,175
Operating lease liabilities	(768,542)	(521,016)
Accrued expenses and wages	(1,763,440)	848,620
Deferred revenue	3,085,492	1,748,379
Net cash (used in) provided by operating activities	(18,126,793)	1,594,618
Cash flows from investing activities
Purchases of machinery and equipment	(369,415)	(2,901,827)
Advances on notes receivable		(1,862,000)
Net cash used in investing activities	(369,415)	(4,763,827)
Cash flows from financing activities
Payments under finance lease and sale leaseback agreements	(353,258)	(494,730)
Payments under equipment notes	(278,138)	(261,863)
Payments under building notes payable	(6,006,127)	(119,365)
Borrowings under term loan agreement	40,000,000
Borrowings under revolving line of credit	123,016,860	93,348,538
Payments under revolving line of credit	(135,200,692)	(89,462,832)
Payments of debt financing costs	(1,290,907)	(163,188)
Net cash provided by financing activities	19,887,738	2,846,560
Change in cash and cash equivalents	1,391,530	(322,649)
Cash and cash equivalents at beginning of period	3,054,643	3,509,229
Cash and cash equivalents at end of period	4,446,173	3,186,580
Supplementary disclosures of cash flow information
Cash paid for interest	792,971	296,405
Cash paid for income taxes	242,633	293,707
Purchase of machinery and equipment financed under finance leases	825,826	709,877
Financing of insurance policy	$ 99,768	65,706
Gain on extinguishment of long-term debt		$ 6,282,973