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v3.19.3.a.u2

Note 1 - Description of Business and Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Millions |  | 12 Months Ended |
--- | --- | --- | ---
Jan. 01, 2019 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017 | Jan. 02, 2019
Advertising Expense |  | $ 2 | $ 1 | $ 2 |
Period for Creating Allowance for Doubtful Accounts |  | 120 days |  |  |
Accounts Receivable, Credit Loss Expense (Reversal) |  | $ 11 | 2 | 2 |
Asset Retirement Obligation, Ending Balance |  | 2 | 1 |  |
Operating Lease, Right-of-Use Asset |  | 50 | 0 |  |
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect |  | 0 |  |  |
Operating Lease, Liability, Total |  | 51 |  |  |
Retained Earnings [Member] |  |  |  |  |
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect |  | 5 |  |  |
AOCI Attributable to Parent [Member] |  |  |  |  |
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect |  | $ (5) | $ 0 | $ 0 |
Accounting Standards Update 2016-02 [Member] |  |  |  |  |
Operating Lease, Right-of-Use Asset | $ 21 |  |  |  |
Operating Lease, Liability, Total | 21 |  |  |  |
Accounting Standards Update 2016-02 [Member] | Raycom [Member] |  |  |  |  |
Operating Lease, Right-of-Use Asset |  |  |  |  | $ 52
Operating Lease, Liability, Total |  |  |  |  | $ 52
Accounting Standards Update 2018-02 [Member] | Retained Earnings [Member] |  |  |  |  |
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect | 5 |  |  |  |
Accounting Standards Update 2018-02 [Member] | AOCI Attributable to Parent [Member] |  |  |  |  |
Tax Cuts and Jobs Act, Reclassification from AOCI to Retained Earnings, Tax Effect | $ 5 |  |  |  |
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Automotive [Member] |  |  |  |  |
Concentration Risk, Percentage |  |  | 25.00% |  |

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