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Regulatory Matters (Basel Regulatory Capital) (Details) - Transitional Basel III - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
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PNC |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Common equity Tier 1 Capital amount | $ 39,685 | $ 40,066
Common equity Tier 1 Capital ratio | 9.10% | 10.30%
Tier 1 Risk-based capital amount | $ 45,431 | $ 45,075
Tier 1 Risk-based capital ratio | 0.104 | 0.116
US regulatory well capitalized level - Tier 1 risk-based capital ratio | 0.060 | 0.060
Total Risk-based capital amount | $ 53,440 | $ 52,451
Total Risk-based capital ratio | 0.123 | 0.135
US regulatory well capitalized level - Total risk-based capital ratio | 0.100 | 0.100
Leverage amount | $ 45,431 | $ 45,075
Leverage ratio | 0.082 | 0.082
PNC Bank |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Common equity Tier 1 Capital amount | $ 43,658 | $ 42,024
Common equity Tier 1 Capital ratio | 10.20% | 11.10%
US regulatory well capitalized level - Common equity Tier 1 risk-based capital ratio | 6.50% | 6.50%
Tier 1 Risk-based capital amount | $ 43,658 | $ 42,024
Tier 1 Risk-based capital ratio | 0.102 | 0.111
US regulatory well capitalized level - Tier 1 risk-based capital ratio | 0.080 | 0.080
Total Risk-based capital amount | $ 50,666 | $ 49,083
Total Risk-based capital ratio | 0.118 | 0.129
US regulatory well capitalized level - Total risk-based capital ratio | 0.100 | 0.100
Leverage amount | $ 43,658 | $ 42,024
Leverage ratio | 0.080 | 0.078
US regulatory well capitalized level - Leverage ratio | 0.050 | 0.050

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- Definition Amount of total capital as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=117337116&loc=SL5958568-112826 + Details
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