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Research and Development (Tables) | 12 Months Ended
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Dec. 31, 2021
Research and Development [Abstract] |
Research and Development Arrangement, Contract to Perform for Others | Research and development costs are expensed when incurred.
(in millions) December 31, | 2021 |  | 2020 |  | 2019
Research and Development Costs | $ | 81.4 |  |  | $ | 74.1 |  |  | $ | 74.0 |

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- Definition Tabular disclosure of significant agreements under research and development arrangements accounted for as a contract to perform research and development for others (including royalty arrangements, purchase provisions, license agreements, and commitments to provide additional funding), aggregated by similar arrangements or individually if necessary to understand the effects on the financial statements. Include also the amount of costs incurred under a research and development arrangement accounted for as a contract to perform research and development for others. Aggregation of similar arrangements by type may be appropriate. Include also the amount of compensation earned (contract income) under a research and development arrangement accounted for as a contract to perform research and development for others. Aggregation of similar arrangements by type may be appropriate. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6420387&loc=d3e23199-108380 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 730 -SubTopic 20 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6420387&loc=d3e23221-108380 + Details
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