XML 47 R36.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Defined Benefit Plan (Tables) | 9 Months Ended
--- | ---
Sep. 30, 2018
Retirement Benefits [Abstract] |
Components of net periodic benefit cost | The components of net periodic benefit cost follows:
|  | Three Months Ended September 30, |  |  |  | Nine Months Ended September 30, |  |
(in millions) |  | 2018 |  | 2017 |  | 2018 |  | 2017
Service cost |  | $ | 0.8 |  | $ | 0.7 |  | $ | 2.4 |  | $ | 2.0
Interest cost |  | 1.3 |  | 1.3 |  | 4.1 |  | 3.9
Expected return on plan assets |  | (2.5) |  | (2.5) |  | (7.7) |  | (7.6)
Amortization of unrecognized loss1 |  | 1.1 |  | 0.6 |  | 3.4 |  | 1.9
Net periodic benefit cost |  | $ | 0.7 |  | $ | 0.1 |  | $ | 2.2 |  | $ | 0.2
1. Includes amortization of unrecognized actuarial (gain) loss and prior service credits and excludes provision for income tax of $(0.6) million $(0.9) million for the three and nine months ended September 30, 2018, and $(0.3) million and $(0.8) million for the three and nine months ended September 30, 2017, respectively.

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

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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=108410482&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration