XML 114 R102.htm IDEA: XBRL DOCUMENT v3.25.1
Employee Benefit Plans (Components of Net Periodic Post Retirement Benefit Cost) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Mar. 31, 2023
Postemployment Benefits [Abstract]      
Service cost for benefits earned during the period $ 982 $ 1,188 $ 1,326
Interest cost on accumulated postretirement benefit 1,499 1,469 1,148
Other components 11 11 68
Total other components of net periodic benefit costs 1,488 1,458 1,216
Net periodic postretirement benefit cost $ 2,470 $ 2,646 $ 2,542