Note B - Inventories (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule Of Potential Impact Of LIFO Valuation to FIFO Valuation [Table Text Block]

Increase (Decrease) – (In thousands, except per share data)
Year	Cost of Sales			Net Earnings			Earnings Per Share
2022	$	4,925		$	(3,925	)	$	(0.55	)
2021	$	(9,745	)	$	7,698		$	1.09
2020	$	(447	)	$	349		$	0.05