Note 5 - Goodwill and Intangible Assets - Amortization Expense for Finite-lived Intangible Assets 2 (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Amortization in cost of revenue	$ 4,392	$ 4,553
Location, Statement of Income, Balance [Axis]: us-gaap:CostOfRevenue
Amortization in cost of revenue	691	702
Location, Statement of Income, Balance [Axis]: us-gaap:GeneralAndAdministrativeExpense
Amortization in cost of revenue	$ 3,701	$ 3,851

Amount of amortization expense for finite-lived intangible asset. Excludes goodwill and capitalized cost for software to be sold, leased, or marketed.

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+ Details