Note 2 - Summary of Significant Accounting Policies - Accounts Receivable, Net, Deferred Revenue and Deferred Sales Commissions (Details) - USD ($) $ in Thousands		Mar. 31, 2026	Dec. 31, 2025
Accounts Receivable, after Allowance for Credit Loss	[1]	$ 113,413	$ 135,089
Deferred Revenue		203,588	200,956
Deferred Contract Costs		$ 71,625	$ 71,257

[1] Include long-term unbilled receivables.