Note 4 - Fair Value Measurement (Details Textual) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Long-Term Debt	$ 6,200	$ 6,500
Long-Term Debt, Fair Value	5,200	$ 5,700
Interest Rate Cap [Member] | Fair Value, Inputs, Level 2 [Member]
Derivative Liability	$ 15