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Allowance for Loan and Lease Losses (Tables)
12 Months Ended
Dec. 31, 2023
Receivables [Abstract]  
Schedule of Allowance for Loan and Lease Losses
The ALLL activity for loans and leases is summarized in the following table.

Allowance for Loan and Lease Losses
dollars in millionsYear Ended December 31, 2023Year Ended December 31, 2022
CommercialConsumerSVBTotalCommercialConsumerSVBTotal
Balance at beginning of period$789 $133 $— $922 $80 $98 $— $178 
Initial PCD ALLL— — 220 220 258 14 — 272 
Day 2 provision for loan and lease losses— — 462 462 432 22 — 454 
Provision (benefit) for loan and lease losses
541 27 135 703 101 (4)— 97 
Total provision for loan and lease losses541 27 597 1,165 533 18 — 551 
Charge-offs
(328)(28)(282)(638)(126)(20)— (146)
Recoveries44 14 20 78 44 23 — 67 
Balance at end of period$1,046 $146 $555 $1,747 $789 $133 $— $922 
Year Ended December 31, 2021
CommercialConsumerSVBTotal
Balance at beginning of period$92 $133 $— $225 
Benefit for loan and lease losses(7)(30)— (37)
Charge-offs(18)(18)— (36)
Recoveries13 13 — 26 
Balance at end of period$80 $98 $— $178 

The following table presents the components of the provision for credit losses:

Provision for Credit Losses
dollars in millionsYear Ended December 31,
202320222021
Day 2 provision for loan and lease losses$462 $454 $— 
Provision (benefit) for loan and lease losses
703 97 (37)
Total provision (benefit) for loan and lease losses1,165 551 (37)
Day 2 provision for off-balance sheet credit exposure254 59 — 
(Benefit) provision for off-balance sheet credit exposure(44)35 — 
Total provision for off-balance sheet credit exposure210 94 — 
Benefit for investment securities available for sale credit losses— — — 
Provision (benefit) for credit losses$1,375 $645 $(37)