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Premises, Equipment and Leasehold Improvements | 12 Months Ended
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Dec. 31, 2022
Property, Plant and Equipment [Abstract] |
Premises, Equipment and Leasehold Improvement | PREMISES, E QUIPMENT AND L EASEHOLD I MPROVEMENTSPremises, equipment and leasehold improvements, stated at cost less accumulated depreciation and amortization, were as follows: Table 74: Premises, Equipment and Leasehold Improvements
In millions | December 31 2022 |  | December 31 2021 |
Premises, equipment and leasehold improvements | $ | 17,769 |  |  | $ | 16,651 |  |
Accumulated depreciation and amortization | (9,015) |  |  | (8,058) |  |
Net book value | $ | 8,754 |  |  | $ | 8,593 |  |
Depreciation expense on premises, equipment and leasehold improvements, as well as amortization expense, excluding intangible assets, primarily for capitalized internally developed software are shown in the following table: Table 75: Depreciation and Amortization Expense
Year ended December 31 In millions | 2022 |  | 2021 |  | 2020 |
Depreciation | $ | 899 |  |  | $ | 844 |  |  | $ | 791 |  |
Amortization | 130 |  |  | 122 |  |  | 115 |  |
Total depreciation and amortization | $ | 1,029 |  |  | $ | 966 |  |  | $ | 906 |  |

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI https://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI https://asc.fasb.org/extlink&oid=126982197&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI https://asc.fasb.org/extlink&oid=126982197&loc=d3e99779-112916 + Details
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