Note 5 - Revenue From Contracts With Customers - Expected Revenue from All Remaining Performance Obligations 2 (Details) $ in Thousands	Sep. 30, 2022 USD ($)
Remaining performance obligations	$ 259,151
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-10-01
Remaining performance obligations, period (Year)	3 months
Remaining performance obligations	$ 42,746
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-01-01
Remaining performance obligations, period (Year)	1 year
Remaining performance obligations	$ 136,916
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01
Remaining performance obligations, period (Year)	1 year
Remaining performance obligations	$ 64,517
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01
Remaining performance obligations, period (Year)	1 year
Remaining performance obligations	$ 13,747
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01
Remaining performance obligations, period (Year)	1 year
Remaining performance obligations	$ 934
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-01-01
Remaining performance obligations, period (Year)	1 year
Remaining performance obligations	$ 291