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Accumulated Other Comprehenive Income (Loss) | 9 Months Ended
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Sep. 30, 2023
Accumulated Other Comprehensive Income (Loss) [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | The following table sets forth the changes in AOCI, net of tax, by component during the three and nine months ended September 30, 2023 and September 30, 2022:
| Foreign Currency Translation Gain (Loss) |  | Net Actuarial Gain and Prior Service Cost |  | Amortization of Gain on Interest Rate Swap |  | Net Gain (Loss) on Marketable Securities Held in Trust |  | Total
Three Months Ended September 30, 2023 |  |  |  |  |  |  |  |  |
Balance at June 30, 2023 | $ | (1,908.9) |  |  | $ | (52.4) |  |  | $ | 7.6 |  |  | $ | (17.5) |  |  | $ | (1,971.2) |
Other comprehensive income (loss) | (153.8) |  |  | 43.0 |  |  | 0.5 |  |  | (14.9) |  |  | (125.2) |
Tax (expense) benefit | 0.5 |  |  | (17.7) |  |  | (0.2) |  |  | 3.4 |  |  | (14.0) |
Other comprehensive income (loss), net of tax | (153.3) |  |  | 25.3 |  |  | 0.3 |  |  | (11.5) |  |  | (139.2) |
Other comprehensive income (loss) attributable to noncontrolling interest | 0.9 |  |  | — |  |  | — |  |  | — |  |  | 0.9 |
Balance as of September 30, 2023 | $ | (2,061.3) |  |  | $ | (27.1) |  |  | $ | 7.9 |  |  | $ | (29.0) |  |  | $ | (2,109.5) |
Three Months Ended September 30, 2022 |  |  |  |  |  |  |  |  |
Balance at June 30, 2022 | $ | (1,797.2) |  |  | $ | (72.0) |  |  | $ | 6.0 |  |  | $ | (23.9) |  |  | $ | (1,887.1) |
Other comprehensive income (loss) | (367.0) |  |  | 0.7 |  |  | 0.5 |  |  | (25.9) |  |  | (391.7) |
Tax (expense) benefit | (8.4) |  |  | (0.3) |  |  | (0.1) |  |  | 6.0 |  |  | (2.8) |
Other comprehensive income (loss), net of tax | (375.4) |  |  | 0.4 |  |  | 0.4 |  |  | (19.9) |  |  | (394.5) |
Other comprehensive income (loss) attributable to noncontrolling interest | 0.8 |  |  | — |  |  | — |  |  | — |  |  | 0.8 |
Balance as of September 30, 2022 | $ | (2,171.8) |  |  | $ | (71.6) |  |  | $ | 6.4 |  |  | $ | (43.8) |  |  | $ | (2,280.8) |
Nine Months Ended September 30, 2023 |  |  |  |  |  |  |  |  |
Balance at December 31, 2022 | $ | (2,082.3) |  |  | $ | (53.1) |  |  | $ | 6.7 |  |  | $ | (23.5) |  |  | $ | (2,152.2) |
Other comprehensive income (loss) | 22.3 |  |  | 44.1 |  |  | 1.5 |  |  | (7.2) |  |  | 60.7 |
Tax (expense) benefit | (0.2) |  |  | (18.1) |  |  | (0.3) |  |  | 1.7 |  |  | (16.9) |
Other comprehensive income (loss), net of tax | 22.1 |  |  | 26.0 |  |  | 1.2 |  |  | (5.5) |  |  | 43.8 |
Other comprehensive income (loss) attributable to noncontrolling interest | (1.1) |  |  | — |  |  | — |  |  | — |  |  | (1.1) |
Balance as of September 30, 2023 | $ | (2,061.3) |  |  | $ | (27.1) |  |  | $ | 7.9 |  |  | $ | (29.0) |  |  | $ | (2,109.5) |
Nine Months Ended September 30, 2022 |  |  |  |  |  |  |  |  |
Balance at December 31, 2021 | $ | (1,825.5) |  |  | $ | (72.8) |  |  | $ | 5.2 |  |  | $ | 1.3 |  |  | $ | (1,891.8) |
Other comprehensive income (loss) | (336.7) |  |  | 2.1 |  |  | 1.5 |  |  | (58.7) |  |  | (391.8) |
Tax (expense) benefit | (8.7) |  |  | (0.9) |  |  | (0.3) |  |  | 13.6 |  |  | 3.7 |
Other comprehensive income (loss), net of tax | (345.4) |  |  | 1.2 |  |  | 1.2 |  |  | (45.1) |  |  | (388.1) |
Other comprehensive income (loss) attributable to noncontrolling interest | (0.9) |  |  | — |  |  | — |  |  | — |  |  | (0.9) |
Balance as of September 30, 2022 | $ | (2,171.8) |  |  | $ | (71.6) |  |  | $ | 6.4 |  |  | $ | (43.8) |  |  | $ | (2,280.8) |

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14A Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-20 + Details
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