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Note 13 - Fair Value Measurements (Details Textual) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2023 USD ($) | Dec. 31, 2022 USD ($)
Property [Member] |  |  |
Tangible Asset Impairment Charges |  | $ 11,800 |
Estimate of Fair Value Measurement [Member] |  |  |
Notes Payable, Fair Value Disclosure | [1] | 5,879,693 | $ 5,837,401
Fair Value, Inputs, Level 2 [Member] | Estimate of Fair Value Measurement [Member] |  |  |
Notes Payable, Fair Value Disclosure |  | 5,900,000 | 5,800,000
Deferred Costs |  | $ 62,600 | $ 66,400
Fair Value, Inputs, Level 3 [Member] | Measurement Input, Discount Rate [Member] |  |  |
Embedded Derivative Liability, Measurement Input |  | 0.0800 | 0.0800
Fair Value, Inputs, Level 3 [Member] | Estimate of Fair Value Measurement [Member] |  |  |
Deferred Costs |  | $ 1,400 | $ 1,700
[1] | The Company determined that the valuation of its senior unsecured notes were classified within Level 2 of the fair value hierarchy. The estimated fair value amounts classified as Level 2 as of June 30, 2023 and December 31, 2022, were $5.8 billion and $5.8 billion, respectively.

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