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Debt (Tables) | 12 Months Ended
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Dec. 31, 2021
Debt Disclosure [Abstract] |
Schedule of Long-term Debt | The following table provides the changes in the Company's long-term debt for the year ended December 31, 2021:
(in millions) |  | Current maturities of long-term debt |  | Long-term debt |  | Total
Balance as of December 31, 2020 |  | $ | 43.1 |  |  | $ | 908.3 |  |  | $ | 951.4 |
Proceeds from issuances of long-term debt |  | 0.4 |  |  | 994.0 |  |  | 994.4 |
Repayments of long-term debt |  | (6.7) |  |  | (121.7) |  |  | (128.4) |
Other |  | 0.6 |  |  | (1.6) |  |  | (1.0) |
Balance as of December 31, 2021 |  | $ | 37.4 |  |  | $ | 1,779.0 |  |  | $ | 1,816.4 |
Long-term debt as of December 31, 2021 and December 31, 2020 consisted of the following:
(in millions) | 2021 |  | 2020
Senior Notes, 0.85% due 2024 | $ | 450.0 |  |  | $ | — |
Senior Notes, 2.4% due 2031 | 550.0 |  |  | — |
Debentures, 7.375% due 2023 (A) | 80.8 |  |  | 104.8 |
Term Loan, floating rate due 2023 (B) (C) | 56.3 |  |  | 151.3 |
Senior Notes, 6.375% due 2049 | 230.0 |  |  | 230.0 |
Senior Notes, 6.500% due 2048 | 185.0 |  |  | 185.0 |
Senior Notes, 6.625%, due 2049 | 125.0 |  |  | 125.0 |
Notes, 7.125% due 2027 | 160.7 |  |  | 163.2 |
Other Long-term debt | 7.4 |  |  | 13.9 |
Total long-term debt | 1,845.2 |  |  | 973.2 |
Unamortized discount and issuance costs | (28.8) |  |  | (21.8) |
Current maturities of long-term debt | (37.4) |  |  | (43.1) |
Long-term debt, net of current maturities, unamortized discount and debt issuance costs | $ | 1,779.0 |  |  | $ | 908.3 |
(A) Included in Debentures, 7.375% percent due 2023 as of December 31, 2021 and December 31, 2020, are the aggregate fair values related to the fixed-to-floating interest rate swaps as discussed in Note 14 – Financial Instruments. (B) Beginning in December 2018, scheduled repayment of the 5-year term loan occurs each March, June, September and December equal to 2.50% of the aggregate principal amount of $350.0 million. The remaining principal amount is due August 2023. (C) As of December 31, 2021 and December 31, 2020, the interest rate was 1.72% and 1.74%, respectively.
Schedule of Maturities of Long-term Debt, Net | Scheduled maturities:
(in millions) |
2022 | $ | 37.4 |
2023 | 104.2 |
2024 | 450.7 |
2025 | 0.6 |
2026 | 0.6 |
Thereafter | 1,251.7 |
Total long-term debt including current maturities | $ | 1,845.2 |
Debt Instrument Redemption | The table below summarizes the general provisions of these long-term debt instruments.
| Debentures due 2023 |  | Senior Notes due 2024 |  | Notes due 2027 |  | Senior Notes due 2031 |  | Senior Notes due 2048 |  | Senior Notes due 2049 |  | Senior Notes due 2049
Coupon Rate | 7.375% |  | 0.850% |  | 7.125% |  | 2.400% |  | 6.500% |  | 6.625% |  | 6.375%
Maturity Date | 9/1/2023 |  | 8/18/2024 |  | 8/1/2027 |  | 8/18/2031 |  | 10/15/2048 |  | 1/15/2049 |  | 4/15/2049
Interest Payment Frequency | Semi-Annually |  | Semi-Annually |  | Semi-Annually |  | Semi-Annually |  | Quarterly |  | Quarterly |  | Quarterly
Callable | No |  | Yes |  | No |  | No |  | Yes |  | Yes |  | Yes
Price Callable at: | n/a |  | Par |  | n/a |  | n/a |  | Par |  | Par |  | Par
Callable as of: | n/a |  | 8/18/2022 |  | n/a |  | n/a |  | 10/15/2023 |  | 1/15/2024 |  | 4/15/2024
Redeemable (A) | No |  | No |  | Yes |  | Yes |  | No |  | No |  | No
Redeemable at: | n/a |  | n/a |  | Make-Whole Premium |  | Make-Whole Premium |  | n/a |  | n/a |  | n/a
Redeemable until: | n/a |  | n/a |  | 6-months prior to Maturity |  | 3-months prior to Maturity |  | n/a |  | n/a |  | n/a
Change of Control (B) | n/a |  | Yes |  | n/a |  | Yes |  | Yes |  | Yes |  | Yes
(A) If the Company elects to redeem the debt instrument, it will pay a "make-whole" redemption price set forth in the respective indenture. (B) If the Company experiences a change of control, subject to certain circumstances, the Company may be required to repurchase some or all of the notes for an amount equal to 101 percent of the outstanding principal plus any accrued and unpaid interest.

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