Note K - Revenue - Disaggregation of Revenue (Details) - USD ($)	3 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Net Sales	$ 161,803,090	$ 65,916,439
Coil [Member]
Net Sales	142,876,972	52,694,730
Coil [Member] | Prime Coil [Member]
Net Sales	140,980,354	49,751,884
Coil [Member] | Secondary Coil [Member]
Net Sales	1,531,306	2,823,203
Coil [Member] | Customer Owned [Member]
Net Sales	365,312	119,643
Tubular [Member]
Net Sales	18,926,118	13,221,709
Tubular [Member] | Manufactured Pipe [Member]
Net Sales	18,472,098	9,606,810
Tubular [Member] | Mill Reject Pipe [Member]
Net Sales	$ 454,020	$ 3,614,899