Note I - Fair Value Measurements (Tables)

9 Months Ended

Dec. 31, 2022

Notes Tables

Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]

	Quoted Prices
	in Active		Significant
	Markets for		Other		Significant
	Identical		Observable		Unobservable
	Assets		Inputs		Inputs
	(Level 1)		(Level 2)		(Level 3)		Total
Commodity futures – financial assets, net	$	159,120	$	—	$	—	$	159,120
Total	$	159,120	$	—	$	—	$	159,120

	Quoted Prices
	in Active			Significant
	Markets for			Other		Significant
	Identical			Observable		Unobservable
	Assets			Inputs		Inputs
	(Level 1)			(Level 2)		(Level 3)		Total
Commodity futures – financial liabilities, net	$	(10,188,780	)	$	—	$	—	$	(10,188,780	)
Total	$	(10,188,780	)	$	—	$	—	$	(10,188,780	)