Comprehensive Text Block List (Tables)

6 Months Ended

Jun. 30, 2023

Text Block [Abstract]

financial instruments with off-balance sheet risk

The following table presents our financial instruments with off-balance sheet risk, as well as the activity in the allowance for off-balance sheet credit losses related to those financial instruments:

	Three Months Ended June 30,				Six Months Ended June 30,
	2023		2022		2023		2022
Beginning balance	$	17.8	$	6.2	$	16.2	$	3.8
Provision for credit loss expense	3.0		—		4.6		2.4
Ending balance	$	20.8	$	6.2	$	20.8	$	6.2

	June 30, 2023		December 31, 2022
Unused credit card lines	$	809.7	$	827.6
Commitments to extend credit	4,711.7		5,173.3
Standby letters of credit	96.7		93.8