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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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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
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-Topic 210
-SubTopic 10
-Section S99
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