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Income Taxes (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2020 | Sep. 30, 2019 | Sep. 30, 2020 | Sep. 30, 2019
Income Tax Disclosure [Abstract] |  |  |  |
Effective tax rate | 16.40% | 26.20% | 21.00% | 24.80%
Discrete tax expense (benefit) | $ (727) | $ (5,443) | $ (6,658) | $ (8,357)
Equity based compensation, provisional income tax expense (benefit) | 1,896 | 229 | 6,590 | 4,271
Provisional income tax expense (benefit) | 1,586 | $ 5,326 | 3,867 | $ 5,293
Provision adjustment, tax effect of losses in subsidiaries | $ 2,641 |  | $ 3,282 |

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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- Definition Amount of income tax expense (benefit) from effect of Tax Cuts and Jobs Act. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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