XML 31 R21.htm IDEA: XBRL DOCUMENT
v3.25.3

Non-operating Income (Expense) (Notes) | 9 Months Ended
--- | ---
Sep. 30, 2025
Nonoperating Income (Expense) [Abstract] |
Other Nonoperating Income and Expense [Text Block] | Non-Operating Expense The components of “Non-operating expense” in the Consolidated Statements of Operations for the quarter and nine months ended September 30, 2025 and 2024 are reflected in the table below:
| Quarter Ended September 30, |  | Nine Months Ended September 30,
| 2025 | 2024 |  | 2025 | 2024
Interest expense | $ | (4.5) |  | $ | (13.0) |  |  | $ | (11.8) |  | $ | (24.6) |
Amortization of debt issuance costs | (0.6) |  | (0.6) |  |  | (1.7) |  | (1.2) |
Interest income | 0.3 |  | 0.4 |  |  | 1.4 |  | 1.8 |
Interest expense, net | (4.7) |  | (13.1) |  |  | (12.0) |  | (24.0) |
Non-operating pension and other postretirement employee benefits | (0.3) |  | 0.3 |  |  | (0.9) |  | 1.0 |
Total non-operating expense | $ | (5.0) |  | $ | (12.8) |  |  | $ | (12.9) |  | $ | (22.9) |

X
- References No definition available. + Details
Name: | us-gaap_NonoperatingIncomeExpenseAbstract
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