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v3.22.2.2

ALLOWANCE FOR CREDIT LOSSES, NONACCRUAL LOANS AND LEASES, AND CONCENTRATIONS OF CREDIT RISK - Summary of Changes in Allowance for Credit Losses (Details) - USD ($) $ in Millions |  | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Apr. 06, 2022 | Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Allowance for loan and lease losses, beginning of period |  | $ 1,964 | $ 1,947 | $ 1,758 | $ 2,443
Allowance on PCD loans and leases at acquisition |  | 0 |  | 101 |
Charge-offs |  | (116) | (87) | (308) | (439)
Recoveries |  | 42 | 43 | 126 | 159
Net charge-offs |  | (74) | (44) | (182) | (280)
Provision expense (benefit) for loans and leases |  | 90 | (48) | 303 | (308)
Allowance for loan and lease losses, end of period |  | 1,980 | 1,855 | 1,980 | 1,855
Unfunded lending commitments [Roll Forward] |  |  |  |  |
Allowance for unfunded lending commitments, beginning of period |  | 183 | 134 | 176 | 227
Provision expense (benefit) for unfunded lending commitments |  | 33 | 15 | 39 | (78)
Allowance on PCD unfunded lending commitments at acquisition |  | 0 |  | 1 |
Allowance for unfunded lending commitments, end of period |  | 216 | 149 | 216 | 149
Total allowance for credit losses, end of period |  | 2,196 | 2,004 | 2,196 | 2,004
Provision expense (benefit) for loans and leases |  | 90 | (48) | 303 | (308)
Online Deposit Business And 80 East Coast Branches Of HSBC Bank And Investors |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Provision expense (benefit) for loans and leases |  |  |  | 169 |
Unfunded lending commitments [Roll Forward] |  |  |  |  |
Provision expense (benefit) for loans and leases |  |  |  | 169 |
Investors Acquisition |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Allowance on PCD loans and leases at acquisition | $ 101 |  |  |  |
Commercial |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Allowance for loan and lease losses, beginning of period |  | 987 | 953 | 821 | 1,233
Allowance on PCD loans and leases at acquisition |  | 0 |  | 99 |
Charge-offs |  | (22) | (17) | (49) | (196)
Recoveries |  | 7 | 3 | 13 | 37
Net charge-offs |  | (15) | (14) | (36) | (159)
Provision expense (benefit) for loans and leases |  | 58 | (72) | 146 | (207)
Allowance for loan and lease losses, end of period |  | 1,030 | 867 | 1,030 | 867
Unfunded lending commitments [Roll Forward] |  |  |  |  |
Allowance for unfunded lending commitments, beginning of period |  | 166 | 121 | 153 | 186
Provision expense (benefit) for unfunded lending commitments |  | 6 | 9 | 18 | (56)
Allowance on PCD unfunded lending commitments at acquisition |  | 0 |  | 1 |
Allowance for unfunded lending commitments, end of period |  | 172 | 130 | 172 | 130
Total allowance for credit losses, end of period |  | 1,202 | 997 | 1,202 | 997
Provision expense (benefit) for loans and leases |  | 58 | (72) | 146 | (207)
Commercial | Investors Acquisition |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Charge-offs |  |  |  | (33) |
Retail |  |  |  |  |
Allowance for Loan and Lease Losses [Roll Forward] |  |  |  |  |
Allowance for loan and lease losses, beginning of period |  | 977 | 994 | 937 | 1,210
Allowance on PCD loans and leases at acquisition |  | 0 |  | 2 |
Charge-offs |  | (94) | (70) | (259) | (243)
Recoveries |  | 35 | 40 | 113 | 122
Net charge-offs |  | (59) | (30) | (146) | (121)
Provision expense (benefit) for loans and leases |  | 32 | 24 | 157 | (101)
Allowance for loan and lease losses, end of period |  | 950 | 988 | 950 | 988
Unfunded lending commitments [Roll Forward] |  |  |  |  |
Allowance for unfunded lending commitments, beginning of period |  | 17 | 13 | 23 | 41
Provision expense (benefit) for unfunded lending commitments |  | 27 | 6 | 21 | (22)
Allowance on PCD unfunded lending commitments at acquisition |  | 0 |  | 0 |
Allowance for unfunded lending commitments, end of period |  | 44 | 19 | 44 | 19
Total allowance for credit losses, end of period |  | 994 | 1,007 | 994 | 1,007
Provision expense (benefit) for loans and leases |  | $ 32 | $ 24 | $ 157 | $ (101)

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- Definition Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446 + Details
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- Definition Amount, excluding accrued interest, of increase in allowance for credit loss on financing receivable from recovery. Excludes net investment in lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (e) -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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