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Employee Benefit Plans (Funded Status of Plan) (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Mar. 31, 2021
Mar. 31, 2020
Share-based Payment Arrangement [Abstract]      
Fair value of plan assets $ 156,118 $ 128,061 $ 98,010
Less: projected benefit obligations 207,551 202,348 $ 160,914
Underfunded status  $ (51,433) $ (74,287)