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Benefit Plans - Narrative (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items] |  |  |
401 (k) plan contributions | $ 22.8 | $ 19.5 | $ 16.8
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] | Other Nonoperating Income (Expense) | Other Nonoperating Income (Expense) | Other Nonoperating Income (Expense)
Employer contribution | $ 0.0 | $ 0.0 |
Settlements | 52.2 | 1.8 | $ 3.7
Fair value of plan assets | 29.4 | 249.2 |
Accumulated benefit obligation | 52.4 | 265.2 |
Expected contribution to the plan | $ 0.6 |  |
Assumed healthcare cost trend rate, benefit obligation | 6.75% |  |
Ultimate healthcare cost trend rate, benefit obligation | 5.00% |  |
Assumed healthcare cost trend rate, net periodic benefit cost | 6.25% |  |
Ultimate healthcare cost trend rate, net periodic benefit cost | 5.00% |  |
Pension benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Settlements | $ (52.2) | (1.8) | (3.7)
Fair value of plan assets | $ 29.4 | $ 249.2 | $ 258.1
Discount rate (as a percent) | 4.35% | 2.48% |
Rate of compensation increase | 3.09% | 2.79% |
Expected long-term rate of return on assets (as a percent) | 4.14% | 4.93% | 5.10%
Other retirement benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Settlements | $ 0.0 | $ 0.0 | $ 0.0
Fair value of plan assets | 0.0 | $ 0.0 | $ 0.0
Expected contribution to the plan | $ 0.6 |  |
Discount rate (as a percent) | 5.55% | 2.75% |
Rate of compensation increase | 0.00% | 0.00% |
Expected long-term rate of return on assets (as a percent) | 0.00% | 0.00% | 0.00%
United States |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Employer contribution | $ 7.1 |  |
Discount rate (as a percent) | 5.55% | 2.95% |
Expected long-term rate of return on assets (as a percent) | 3.70% | 5.10% | 5.10%
International plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Fair value of plan assets | $ 29.4 | $ 49.3 |
Accumulated benefit obligation | $ 46.0 | $ 73.0 |
Discount rate (as a percent) | 4.20% | 1.32% |
Rate of compensation increase | 3.09% | 2.79% |

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- Definition Amount of actuarial present value of benefits attributed to employee service rendered, excluding assumptions about future compensation level. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Weighted average rate for present value of future retirement benefits cash flows, used to determine benefit obligation of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(1) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Weighted average rate increase of compensation, used to determine benefit obligation of defined benefit plan. Plan includes, but is not limited to, pay-related defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(2) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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- Definition Weighted average rate of return on plan assets, reflecting average rate of earnings expected on existing plan assets and expected contributions, used to determine net periodic benefit cost of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (k)(3) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e2919-114920 + Details
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- Definition Amount of gain (loss) recognized in net periodic benefit (cost) credit from irrevocable action relieving primary responsibility for benefit obligation and eliminating risk related to obligation and assets used to effect settlement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(7) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 45 -Paragraph 3A -URI https://asc.fasb.org/extlink&oid=123453770&loc=SL108413299-114919 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a)(7) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920 + Details
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