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Contingencies (Tables)
 9 Months Ended
Sep. 30, 2024
Commitments and Contingencies Disclosure [Abstract]  
Summary of Changes in ACL on Off-Balance Sheet Credit Exposures

Changes in the ACL on off-balance sheet credit exposures were as follows for the periods presented ($ in thousands):

 

 

Three Months Ended September 30,

 

 

Nine Months Ended September 30,

 

 

 

2024

 

 

2023

 

 

2024

 

 

2023

 

Balance at beginning of period

 

$

30,265

 

 

$

34,841

 

 

$

34,057

 

 

$

36,838

 

PCL, off-balance sheet credit exposures

 

 

(1,375

)

 

 

104

 

 

 

(5,167

)

 

 

(1,893

)

Balance at end of period

 

$

28,890

 

 

$

34,945

 

 

$

28,890

 

 

$

34,945