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Stock Plans (Detail Textuals) - USD ($) $ / shares in Units, shares in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2022	Dec. 31, 2021	Aug. 31, 2019	May 31, 2019
Equity Class Of Treasury Stock [Line Items]
Number of shares repurchased	19	6	241	143
Aggregate cost of shares repurchased	$ 110,000	$ 65,000	$ 2,389,000	$ 1,617,000
New Stock Repurchase Program | Common Stock
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, authorized amount					$ 1,000,000.0	$ 8,000,000.0
Number of shares repurchased	19		241
Aggregate cost of shares repurchased	$ 110,000		$ 2,400,000
Shares repurchased, average cost per share	$ 5.79		$ 8.69

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