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Schedule 2 - Parent Company Financial Statements - Right of Use Assets and Liabilities (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Condensed Financial Statements, Captions [Line Items]    
Operating Lease, Right of Use Asset $ 64.4 $ 68.6
Operating Lease, Liability 84.8 89.6
Parent Company    
Condensed Financial Statements, Captions [Line Items]    
Operating Lease, Right of Use Asset 12.8 13.4
Operating Lease, Liability $ 25.8 $ 26.9