XML 51 R37.htm IDEA: XBRL DOCUMENT
v3.25.3

Note 12 - Retirement Benefit Plans (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2025
Notes Tables |
Schedule of Net Benefit Costs [Table Text Block] |
|  | Three months ended |  |  | Nine months ended |
|  | September 30, |  |  | September 30, |
|  | 2025 |  |  | 2024 |  |  | 2025 |  |  | 2024 |
Interest cost |  | $ | (7.8 | ) |  | $ | (6.9 | ) |  | $ | (24.3 | ) |  | $ | (20.4 | )
Amortization of prior service cost |  |  | (0.1 | ) |  |  | (0.1 | ) |  |  | (0.3 | ) |  |  | (0.3 | )
Amortization of net gain |  |  | (0.6 | ) |  |  | (0.3 | ) |  |  | (1.7 | ) |  |  | (0.9 | )
Expected return on plan assets |  |  | 7.6 |  |  |  | 6.9 |  |  |  | 24.0 |  |  |  | 20.3 |
Net periodic benefit cost |  | $ | (0.9 | ) |  | $ | (0.4 | ) |  | $ | (2.3 | ) |  | $ | (1.3 | )

X
- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (q) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 715 -SubTopic 20 -Subparagraph (h) -Name Accounting Standards Codification -Paragraph 1 -Section 50 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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