Note 4 - Revenue - Future Performance Obligations (Details) $ in Thousands	Dec. 31, 2021 USD ($)
2022, Revenue from Leases	$ 59,647
Total, 2022	99,344
2023, Revenue from Leases	47,952
Total, 2023	79,886
2024, Revenue from Leases	47,164
Total, 2024	78,368
2025, Revenue from Leases	41,095
Total, 2025	70,091
2026, Revenue from Leases	24,759
Total, 2026	44,707
Thereafter, Revenue from Leases	22,352
Total, Thereafter	41,186
Revenue related to future performance obligation	170,613	[1]
Revenue from Leases	242,969
Total revenue related to future performance obligations	$ 413,582

[1] Excluded from the table is revenue that is either constrained or related to performance obligations that are wholly unsatisfied as of December 31, 2021.