Stock Plans - Summary of Treasury Share Transactions Under the Company's Stock Repurchase Program (Details) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
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	6,020	5,368
New Stock Repurchase Program [Member]
Equity, Class of Treasury Stock [Line Items]
Treasury shares at the beginning of period, Number of Shares	5,368	5,368
Treasury shares purchased, Number of Shares	652	0
Treasury shares at the end of period, Number of Shares	6,020	5,368
Treasury shares at the beginning of period, Amount	$ (76,794)	$ (76,794)
Treasury shares purchased, Amount	(5,629)	0
Treasury shares at the end of period, Amount	$ (82,423)	$ (76,794)