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Significant Accounting Policies - Narrative (Details) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 USD ($) option_plan | Dec. 31, 2020 USD ($) option_plan | Dec. 31, 2019 USD ($) option_plan | Dec. 31, 2018 USD ($)
Significant Accounting Policies [Line Items] |  |  |  |
Allowance for doubtful accounts | $ 48.9 | $ 53.5 | $ 36.5 | $ 45.9
Number of foreign currency option outstanding | option_plan | 0 | 0 | 0 |
Number of foreign forward contracts outstanding | option_plan | 0 | 0 | 0 |
Other accruals | $ 1,005.8 | $ 1,127.9 | $ 1,001.1 |
Other long-term liabilities | 1,420.8 | 1,373.7 | 1,196.7 |
Amounts outstanding under standby letter of credit agreements | 89.2 | 51.3 | 61.2 |
Not Primary Beneficiary |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Other assets | 355.8 | 198.2 | 176.2 |
Other accruals | 61.8 | 89.0 | 87.3 |
Other long-term liabilities | $ 289.7 | 127.3 | 87.1 |
Minimum |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Useful life of intangible assets | 15 years |  |  |
Minimum | Buildings |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Property, plant and equipment, useful life | 5 years |  |  |
Minimum | Machinery and equipment |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Property, plant and equipment, useful life | 3 years |  |  |
Maximum |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Useful life of intangible assets | 20 years |  |  |
Maximum | Buildings |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Property, plant and equipment, useful life | 25 years |  |  |
Maximum | Machinery and equipment |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Property, plant and equipment, useful life | 15 years |  |  |
Cost of Goods Sold |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Research and development costs included in technical expenditures | $ 115.9 | 97.1 | 103.1 |
SG&A |  |  |  |
Significant Accounting Policies [Line Items] |  |  |  |
Advertising cost | $ 311.9 | $ 363.4 | $ 355.2 |

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