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Note 15 - Subsequent Events (Details Textual) - USD ($) $ in Millions |  |  | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Feb. 23, 2023 | Feb. 15, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2025 | Jan. 01, 2025
Proceeds from Lines of Credit, Total |  |  | $ 0 | $ 250 | $ 0 |  |
Long-Term Debt, Total |  |  | $ 6,500 | $ 6,800 |  |  |
Interest Rate Cap [Member] | Forecast [Member] |  |  |  |  |  |  |
Derivative, Notional Amount |  |  |  |  |  |  | $ 2,100
Derivative Fees Payable |  |  |  |  |  | $ 32 |
Subsequent Event [Member] | Interest Rate Cap [Member] |  |  |  |  |  |  |
Derivative, Notional Amount | $ 2,600 |  |  |  |  |  |
Subsequent Event [Member] | Interest Rate Cap [Member] | Maximum [Member] |  |  |  |  |  |  |
Derivative Instrument, Libor Rate | 5.00% |  |  |  |  |  |
Subsequent Event [Member] | Term Loan B [Member] |  |  |  |  |  |  |
Long-Term Debt, Total | $ 295 |  |  |  |  |  |
Subsequent Event [Member] | Wells Fargo Bank, N.A. [Member] |  |  |  |  |  |  |
Debt Instrument, Term (Year) | 3 years |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 300 |  |  |  |  |  |
Proceeds from Lines of Credit, Total | $ 300 |  |  |  |  |  |
Subsequent Event [Member] | Wells Fargo Bank, N.A. [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 1.00% |  |  |  |  |  |
Subsequent Event [Member] | WPGA With Marquee Broadcasting Transaction [Member] |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Total |  | $ 6 |  |  |  |  |
KNIN With Marquee Broadcasting Transaction [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  | $ 6 |  |  |  |  |

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