Employee Compensation and Benefits (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Retirement Benefits [Abstract]
Net actuarial loss / (gain)	$ (132)	$ 109	$ (38)	$ 154
Amortization of net actuarial loss / (gain)	(39)	(19)	(60)	(36)
Deferred tax benefit / (expense)	47	(26)	27	(33)
Unrecognized actuarial gain / (loss) on employee benefit plan obligations	$ 124	$ 64	$ (71)	$ 85

Amount of tax expense (benefit) for (increase) decrease in value of benefit obligation for change in actuarial assumptions and increase (decrease) in value of plan assets from experience different from that assumed of defined benefit plan, that has not been recognized in net periodic benefit (cost) credit.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-SubTopic 10
-Topic 220
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482790/220-10-45-12

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration