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Income Tax Matters (Tables) | 3 Months Ended
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Mar. 31, 2021
Income Tax Disclosure [Abstract] |
Income Tax Benefit (Provision) | The income tax benefit (provision) consisted of the following (in millions of dollars):
|  | Quarter Ended March 31, |
|  | 2021 |  |  | 2020 |
Domestic |  | $ | 0.6 |  |  | $ | (9.5 | )
Foreign |  |  | (0.3 | ) |  |  | (0.1 | )
Total |  | $ | 0.3 |  |  | $ | (9.6 | )

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- Definition Tabular disclosure of income before income tax between domestic and foreign jurisdictions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(h)(1)(i)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 + Details
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