Stock Plans - Summary of Treasury Share Transactions Under the Company's Stock Repurchase Program (Details) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Equity, Class of Treasury Stock [Line Items]
Treasury shares at the beginning of period, Number of Shares			5,368
Treasury shares at the end of period, Number of Shares	5,368		5,368
Stock Repurchase Program [Member]
Equity, Class of Treasury Stock [Line Items]
Treasury shares at the beginning of period, Number of Shares	5,368	5,349	5,368	5,127
Treasury shares purchased, Number of Shares	0	19	0	241
Treasury shares at the end of period, Number of Shares	5,368	5,368	5,368	5,368
Treasury shares at the beginning of period, Amount	$ (76,794)	$ (76,684)	$ (76,794)	$ (74,405)
Treasury shares purchased, Amount	0	(110)	0	(2,389)
Treasury shares at the end of period, Amount	$ (76,794)	$ (76,794)	$ (76,794)	$ (76,794)