XML 155 R21.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Non Operating Income and Expenses | 12 Months Ended
--- | ---
Dec. 31, 2024
Other Income and Expenses [Abstract] |
Other Nonoperating Income and Expense | The major components of “Non-operating expense” in the Consolidated Statements of Operations are:
| Years Ended December 31,
| 2024 | 2023 | 2022
Interest expense | $ | (32.0) |  | $ | (11.8) |  | $ | (11.7) |
Capitalized interest | 1.6 |  | 0.3 |  | 0.1 |
Amortization of debt issuance costs and accretion of debt discount | (1.7) |  | (0.5) |  | (0.6) |
Interest income | 2.9 |  | 2.4 |  | 1.0 |
Interest expense, net | (29.2) |  | (9.5) |  | (11.2) |
Debt retirement costs | (9.1) |  | (3.1) |  | (0.5) |
Non-operating pension and other postretirement employee benefits income (expense) | 1.8 |  | 0.1 |  | (5.7) |
Total non-operating expense | $ | (36.6) |  | $ | (12.5) |  | $ | (17.4) |

X
- References No definition available. + Details
Name: | us-gaap_OtherIncomeAndExpensesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for the components of non-operating income or non-operating expense, including, but not limited to, amounts earned from dividends, interest on securities, gain (loss) on securities sold, equity earnings of unconsolidated affiliates, gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(7)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(9)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2 + Details
Name: | us-gaap_OtherNonoperatingIncomeAndExpenseTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration