Note C - Inventories - Schedule of Inventory (Details) - USD ($)	Sep. 30, 2022	Mar. 31, 2022
Inventory, Net, Total	$ 88,593,950	$ 67,946,122
Prime Coil Inventory [Member]
Prime Coil Inventory	75,353,312	50,482,022
Non-standard Coil Inventory [Member]
Prime Coil Inventory	505,497	1,063,374
Tubular Inventory [Member]
Prime Coil Inventory	8,996,488	9,049,598
Tubular Finished Goods	$ 3,738,653	$ 7,351,128

Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer.

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Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer.

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