Other Operating Expense (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Other Income and Expenses [Abstract]
Business Promotion	$ 16.2	$ 10.8
Staff Related	7.8	2.9
FDIC Insurance Premiums	6.2	5.8
Charitable Contributions	3.2	2.5
Other Expenses	52.2	57.7
Total Other Operating Expense	$ 85.6	$ 79.7