XML 138 R45.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Other Postretirement Employee Benefit Plans (Tables) - Other postretirement benefits | 12 Months Ended
--- | ---
Dec. 31, 2019
Defined Benefit Plans and Other Post-Retirement Benefit Plans [Line Items] |
Funded Status Of Pension Plans | The following sets forth the funded status of the domestic plans as of the most recent actuarial valuations using measurement dates of December 31 ($ in millions):
| 2019 |  | 2018
Change in benefit obligation: |  |  |
Benefit obligation at beginning of year | $ | (141.6 | ) |  | $ | (155.1 | )
Service cost | (0.4 | ) |  | (0.4 | )
Interest cost | (5.3 | ) |  | (5.0 | )
Amendments, curtailments and other | (0.1 | ) |  | (5.3 | )
Actuarial (loss) gain | (4.2 | ) |  | 8.4 |
Retiree contributions | (1.7 | ) |  | (2.6 | )
Benefits paid | 14.4 |  |  | 18.4 |
Benefit obligation at end of year | (138.9 | ) |  | (141.6 | )
Change in plan assets: |  |  |
Fair value of plan assets | — |  |  | — |
Funded status | $ | (138.9 | ) |  | $ | (141.6 | )
Weighted Average Assumptions Used To Determine Benefit Obligations And Cost | Weighted average assumptions used to determine benefit obligations at date of measurement:
| 2019 |  | 2018
Discount rate | 3.1 | % |  | 4.2 | %
Medical trend rate – initial | 5.7 | % |  | 6.0 | %
Medical trend rate – grading period | 18 years |  |  | 19 years |
Medical trend rate – ultimate | 4.5 | % |  | 4.5 | %
Effect Of One-Percentage-Point Change In Assumed Health Care Cost Trend Rates | Effect of a one-percentage-point change in assumed health care cost trend rates:
($ in millions) | 1% Increase |  | 1% Decrease
Effect on the total of service and interest cost components | $ | 0.1 |  |  | $ | (0.1 | )
Effect on postretirement medical benefit obligation | 2.1 |  |  | (1.8 | )
Components of Net Periodic Pension Cost | Components of net periodic benefit cost:
($ in millions) | 2019 |  | 2018
Service cost | $ | (0.4 | ) |  | $ | (0.4 | )
Interest cost | (5.3 | ) |  | (5.0 | )
Amortization of prior service credit | 2.1 |  |  | 2.5 |
Net periodic benefit cost | $ | (3.6 | ) |  | $ | (2.9 | )
Disaggregation of Service Cost | The net periodic benefit cost of the other postretirement employee benefit plans incurred during the years ended December 31, 2019, 2018 and 2017 are reflected in the following captions in the accompanying Consolidated Statements of Earnings ($ in millions):
| Year Ended December 31
| 2019 |  | 2018 |  | 2017
Service cost: |  |  |  |  |
Cost of sales | $ | (0.1 | ) |  | $ | (0.1 | ) |  | $ | (0.1 | )
Selling, general and administrative expenses | (0.3 | ) |  | (0.3 | ) |  | (0.6 | )
Total service cost | (0.4 | ) |  | (0.4 | ) |  | (0.7 | )
Other net periodic pension costs: |  |  |  |  |
Nonoperating income (expense), net | (3.2 | ) |  | (2.5 | ) |  | (2.2 | )
Total | $ | (3.6 | ) |  | $ | (2.9 | ) |  | $ | (2.9 | )
Benefit Payments That Reflect Expected Future Service | The following sets forth benefit payments, which reflect expected future service, as appropriate, expected to be paid in the periods indicated ($ in millions):
2020 | $ | 15.8 |
2021 | 13.9 |
2022 | 12.6 |
2023 | 11.6 |
2024 | 10.9 |
2025 - 2029 | 47.0 |

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of assumption used to determine benefit obligation and net periodic benefit cost of defined benefit plan. Includes, but is not limited to, discount rate, rate of compensation increase, expected long-term rate of return on plan assets and interest crediting rate. + 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 (k) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfAssumptionsUsedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of one or more of the entity's defined benefit pension plans or one or more other defined benefit postretirement plans, separately for pension plans and other postretirement benefit plans including the entity's schedule of fair value of plan assets for defined benefit or other postretirement plans. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2439-114920 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2410-114920 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2417-114920 + Details
Name: | us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the effect of a one-percentage-point increase and the effect of a one-percentage-point decrease in the assumed health care cost trend rates on the aggregate of the service and interest cost components of net periodic postretirement health care benefit costs and the accumulated postretirement benefit obligation for health care benefits. + 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 (m) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfEffectOfOnePercentagePointChangeInAssumedHealthCareCostTrendRatesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + 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 (f) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfExpectedBenefitPaymentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
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=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetBenefitCostsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of net funded status of pension plans and/or other employee benefit plans. + 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 (c) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
Name: | us-gaap_ScheduleOfNetFundedStatusTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_RetirementPlanTypeAxis=us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |