Note 18 - Fair Value Disclosure of Financial Instruments (Details Textual) - Estimate of Fair Value Measurement [Member] - USD ($) $ in Thousands		Dec. 31, 2022	Dec. 31, 2021
Notes Payable, Fair Value Disclosure	[1]	$ 5,837,401	$ 7,330,723
Fair Value, Inputs, Level 2 [Member]
Notes Payable, Fair Value Disclosure		$ 5,800,000	$ 7,300,000

[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 December 31, 2022 and 2021, were $5.8 billion and $7.3 billion, respectively.