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Income Taxes - Narrative (Details) $ in Millions | 3 Months Ended | 6 Months Ended
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Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 USD ($) subsidiary
Income Tax Disclosure [Abstract] |  |  |  |
Net tax benefit from CARES Act |  |  |  | $ 5.2
Current tax benefit from CARES Act |  |  |  | 15.8
Deferred tax expense from CARES Act |  |  |  | $ 10.6
Number of foreign subsidiaries | subsidiary |  |  |  | 2
Net deferred tax benefit from foreign subsidiary restructuring |  |  |  | $ 8.3
Effective tax rate | 12.60% | (5.20%) | 10.00% | 71.60%

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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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