Net Periodic Benefit Cost - Schedule of Components of Net Periodic Pension Cost (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Defined Benefit Plan Disclosure [Line Items]
Settlement			$ 23,201
Pension Plans, Defined Benefiit
Defined Benefit Plan Disclosure [Line Items]
Service costs	$ 127	$ 125	247	$ 253
Interest cost	3,124	3,460	6,214	6,932
Expected return on plan assets	(2,496)	(2,946)	(4,993)	(5,892)
Net amortization	241	103	482	204
Settlement	23,201	40	23,201	81
Net periodic pension (benefit) cost	$ 24,197	$ 782	$ 25,151	$ 1,578