Segment Information - Reconciliation of Assets by Segment (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Mar. 31, 2024
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 77,672	$ 59,838
Telecommunications Operating Segment Assets [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	53,994
Corporate Assets [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total assets	$ 23,678