Note 11 - Stock Plans (Tables)

6 Months Ended

Sep. 30, 2025

Notes Tables

Class of Treasury Stock [Table Text Block]

	Three Months Ended September 30,
	2025						2024
	Number of Shares			Amount			Number of Shares		Amount
Treasury shares at the beginning of period		6,008		$	(82,321	)		5,368	$	(76,794	)
Treasury shares purchased		-			-			652		(5,629	)
Treasury shares reissued		(47	)		394			-		-
Treasury shares at the end of period		5,961		$	(81,927	)	$	6,020	$	(82,423	)

	Six Months Ended September 30,
	2025						2024
	Number of Shares			Amount			Number of Shares		Amount
Treasury shares at the beginning of period		6,020		$	(82,423	)		5,368	$	(76,794	)
Treasury shares purchased		-			-			652		(5,629	)
Treasury shares reissued		(59	)		496			-		-
Treasury shares at the end of period		5,961		$	(81,927	)	$	6,020	$	(82,423	)