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Employee Retirement Plans (Tables)
6 Months Ended
Sep. 30, 2021
Share-based Payment Arrangement [Abstract]  
Schedule of Primary Components of Net Periodic Benefits The primary components of Net Periodic Benefits consist of the following:
Three Months Ended September 30, Six Months Ended September 30,
 (In thousands)2021202020212020
Interest cost$278 $525 $556 $1,050 
Expected return on assets(290)(647)(580)(1,294)
Net periodic benefit income$(12)$(122)$(24)$(244)