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Financing (Tables) | 12 Months Ended
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Dec. 31, 2022
Debt Disclosure [Abstract] |
Components of Debt | Our debt as of December 31, 2022 and 2021 consisted of the following:
(in millions) December 31, |  | 2022 |  | 2021
364-Day Credit Agreement |  | $ | 399.6 |  |  | $ | — |
4.45% notes due December 2023 |  | 299.7 |  |  | — |
Total short-term borrowings |  | $ | 699.3 |  |  | $ | — |
4.45% notes due December 2023 |  | $ | — |  |  | $ | 299.4 |
6.55% notes due November 2036 |  | 198.6 |  |  | 198.5 |
4.20% notes due March 2048 |  | 346.5 |  |  | 346.3 |
Other deferred financing costs associated with credit facilities |  | (1.4) |  |  | (1.8) |
Total long-term debt |  | $ | 543.7 |  |  | $ | 842.4 |
Debt discounts and debt issuance costs totaled $5.6 million and $5.7 million as of December 31, 2022 and 2021, respectively, and have been netted against the aggregate principal amounts of the related debt in the components of the debt table above.
Capitalization of Long-Term Debt | As of December 31, 2022, our total debt to total capitalization ratio was 39.5%, computed as follows:
(in millions) |
Total debt | $ | 1,243.0 |
Equity | 1,904.0 |
Capitalization | $ | 3,147.0 |
Total indebtedness to capitalization | 39.5 | %

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- Definition Tabular disclosure of the capitalization of the entity comprised of its long-term debt and equity instruments. The table may be detailed by subsidiary (legal entity) and include information by type of debt or equity detailed by instrument. + References No definition available. + Details
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