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Note C - Inventories - Schedule of Inventory (Details) - USD ($) | Jun. 30, 2022 | Mar. 31, 2022
--- | --- | ---
Inventory, Net, Total | $ 123,879,630 | $ 67,946,122
Prime Coil Inventory [Member] |  |
Prime Coil Inventory | 106,359,822 | 50,482,022
Non-standard Coil Inventory [Member] |  |
Prime Coil Inventory | 325,424 | 1,063,374
Tubular Inventory [Member] |  |
Prime Coil Inventory | 13,354,943 | 9,049,598
Tubular Finished Goods | $ 3,839,441 | $ 7,351,128

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