Annual report [Section 13 and 15(d), not S-K Item 405]

Employee Benefits - (Details)

v3.26.1
Employee Benefits - (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Retirement Benefits [Abstract]      
Annual vesting percentage 100.00%    
Employer matching contribution, percent 50.00%    
Employer discretionary contribution, amount $ 3,620 $ 3,746 $ 3,611
Incentive compensation paid 14,376 6,563 6,205
Deferred compensation plan assets 9,020 8,206  
Deferred compensation plan liabilities 8,831 8,030  
Deferred compensation plan expense/(income) 599 452 1,231
AOCI unrealized (gains)/losses on investments $ (611) $ (499) $ (1,290)