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Income Taxes (Reconciliation of U.S. Federal Tax to Effective Tax Rate) (Details) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Effective tax rate reconciliation |  |  |
Statutory U.S. federal tax rate | 21.00% | 21.00% | 35.00%
Increase (decrease) in rate resulting from: |  |  |
State and local income taxes, net of related federal taxes | 7.30% | 3.40% | (4.20%)
Federal income tax credits | (23.20%) | (3.40%) | 0.00%
Change in federal and state tax rates | 2.10% | (2.10%) | 374.80%
Income taxes on foreign earnings | (0.60%) | (1.50%) | (2.20%)
Nondeductible compensation | 4.60% | 1.50% | (2.50%)
Tax effect of GILTI | 0.40% | 1.40% | 0.00%
Equity method investments | 5.70% | 1.10% | (0.40%)
Impacts related to the 2017 Tax Act | 0.00% | 0.60% | (7.10%)
Other, net | (1.20%) | 0.50% | 4.40%
Release (accrual) of unrecognized tax benefits | 3.90% | (0.10%) | 3.00%
Effect of noncontrolling interest | 2.40% | 0.10% | 0.20%
Acquisition related permanent item | 24.00% | 0.00% | 0.00%
Goodwill impairment | 0.00% | 0.00% | (93.50%)
Tax associated with accrued and unpaid dividends | 0.00% | 0.00% | 0.10%
Effective tax rate | 46.40% | 22.50% | 307.60%

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