Note 19 - Stock-based Compensation - Unrecognized Stock-based Compensation Expense (Details) $ in Thousands	Jun. 30, 2022 USD ($)
Remainder of 2022	$ 2,117
2023	2,848
2024	1,810
2025	909
2026	524
2027	60
Total estimated expense	8,268
Stock Appreciation Rights (SARs) [Member]
Remainder of 2022	189
2023	311
2024	205
2025	146
2026	88
2027	10
Total estimated expense	949
Restricted Stock [Member]
Remainder of 2022	715
2023	1,232
2024	1,002
2025	763
2026	436
2027	50
Total estimated expense	4,198
Restricted Stock Units (RSUs) [Member]
Remainder of 2022	159
2023	2
2024	0
2025	0
2026	0
2027	0
Total estimated expense	161
Performance Shares [Member]
Remainder of 2022	1,054
2023	1,303
2024	603
2025	0
2026	0
2027	0
Total estimated expense	$ 2,960