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Note 3 - Acquisitions (Details Textual) - USD ($) $ / shares in Units, $ in Millions |  | 1 Months Ended | 6 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | ---
Jan. 31, 2021 | Jun. 02, 2021 | Jun. 30, 2021 | Dec. 31, 2020 | Dec. 31, 2021 | Jul. 14, 2021 | Apr. 29, 2021
Forecast [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |  |
Line of Credit Facility, Maximum Borrowing Capacity |  |  |  |  | $ 425 |  |
The 2021 Term Loan [Member] | Forecast [Member] |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  | 1,450 |  |
The 2021 Bridge Facility [Member] | Forecast [Member] |  |  |  |  |  |  |
Debt Instrument, Face Amount |  |  |  |  | $ 1,475 |  |
Quincy Television Stations in Seven Markets [Member] |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  |  | $ 380
WJRT (ABC) in the Flint, Michigan Market [Member] | Subsequent Event [Member] |  |  |  |  |  |  |
Disposal Group, Including Discontinued Operation, Consideration |  |  |  |  |  | $ 70 |
The 2020 Acquisitions [Member] |  |  |  |  |  |  |
Payments to Acquire Businesses, Gross |  |  |  | $ 24 |  |  |
The 2020 Acquisitions [Member] | Minimum [Member] |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  |  | 3 years |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  | 1 year |  |  |  |
The 2020 Acquisitions [Member] | Maximum [Member] |  |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  |  | 40 years |  |  |  |
Finite-Lived Intangible Asset, Useful Life (Year) |  |  | 4 years |  |  |  |
Quincy [Member] |  |  |  |  |  |  |
Payments to Acquire Businesses, Gross | $ 925 |  |  |  |  |  |
Meredith Corporation [Member] |  |  |  |  |  |  |
Business Acquisition, Share Price (in dollars per share) |  | $ 16.99 |  |  |  |  |
Business Combination, Consideration Transferred, Total |  | $ 2,825 |  |  |  |  |
Business Combination, Maximum Expense Reimbursement Potentially Receivable |  | 10 |  |  |  |  |
Business Combination, Termination Fee |  | 125 |  |  |  |  |
Meredith Corporation [Member] | Minimum [Member] |  |  |  |  |  |  |
Business Combination, Termination Fee Receivable |  | 73 |  |  |  |  |
Meredith Corporation [Member] | Maximum [Member] |  |  |  |  |  |  |
Business Combination, Termination Fee Receivable |  | $ 113 |  |  |  |  |

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