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Note 13 - Revenue From Contracts With Customers - Remaining Performance Obligations (Details) (Parentheticals)
Sep. 30, 2025
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-10-01  
Remaining performance obligations, period (Year) 1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-10-01  
Remaining performance obligations, period (Year) 2 years