Note 3 - Long-term Debt - Long-term Debt Summary (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Long-term debt, gross	$ 6,206	$ 6,210
Less current portion	(15)	(15)
Long-term debt, less deferred financing costs	6,139	6,145
Borrowing availability under Revolving Credit Facility	619	494
The 2017 Term Loan [Member]
Long-term debt, gross	1,190	1,190
Unamortized deferred loan costs	(13)	(12)
The 2019 Term Loan [Member]
Long-term debt, gross	1,466	1,470
Unamortized deferred loan costs	(4)	(4)
2026 Notes [Member]
Long-term debt, gross	700	700
Unamortized deferred loan costs	(2)	(3)
Unamortized premium	1	1
2027 Notes [Member]
Long-term debt, gross	750	750
Unamortized deferred loan costs	(5)	(6)
2030 Notes [Member]
Long-term debt, gross	800	800
Unamortized deferred loan costs	(9)	(10)
Notes 2031 [Member]
Long-term debt, gross	1,300	1,300
Unamortized deferred loan costs	(14)	(14)
The 2024 Revolving Credit Facility [Member]
Unamortized deferred loan costs	$ (6)	$ (2)

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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