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Note 1 - Basis of Presentation (Details Textual) - USD ($) $ in Thousands |  | 3 Months Ended |  |
--- | --- | --- | --- | ---
Jan. 01, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Jan. 02, 2019 | Dec. 31, 2018
Operating Lease, Right-of-Use Asset |  | $ 66,000 |  |  | $ 0
Operating Lease, Liability, Total |  | 67,000 |  |  |
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect |  | 0 | $ 0 |  |
Retained Earnings [Member] |  |  |  |  |
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect |  | $ 3,000 | $ 2,000 |  |
Accounting Standards Update 2016-02 [Member] |  |  |  |  |
Operating Lease, Right-of-Use Asset | $ 21,000 |  |  |  |
Operating Lease, Liability, Total | 21,000 |  |  |  |
Accounting Standards Update 2016-02 [Member] | Raycom [Member] |  |  |  |  |
Operating Lease, Right-of-Use Asset |  |  |  | $ 52,000 |
Operating Lease, Liability, Total |  |  |  | $ 52,000 |
Accounting Standards Update 2018-02 [Member] | Retained Earnings [Member] |  |  |  |  |
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect | $ 5,000 |  |  |  |

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