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v3.21.1

Supplemental Financial Information (Other Liabilities) (Details) - USD ($) $ in Millions | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Supplemental Financial Information [Abstract] |  |
Unrecognized tax benefits (inclusive of interest and penalties) | $ 290.2 | $ 286.1
Pension and other post-retirement benefits | 270.2 | 296.6
Intangible Liabilities Noncurrent | 50.1 | 50.4
Operating Lease, Liability, Noncurrent | 21.1 | 21.6
Supplemental executive retirement plan liabilities | 19.0 | 22.9
Deferred Tax Liabilities, Net | 15.7 | 13.7
Deferred revenue | 13.9 | 14.3
Personnel costs | 13.6 | 11.8
Customer payable |  | 35.5
Other | 10.8 | 9.5
Other liabilities | $ 704.6 | $ 762.4

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