| Submission | Aug. 14, 2024 |
| Submission [Line Items] | |
| Central Index Key | 0000798941 |
| Registrant Name | FIRST CITIZENS BANCSHARES INC /DE/ |
| Form Type | S-3 |
| Submission Type | S-3ASR |
| Fee Exhibit Type | EX-FILING FEES |
| Offerings | Aug. 14, 2024 |
| Offering: 1 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Other Rule | false |
| Security Type | Debt |
| Security Class Title | Debt Securities |
| Offering Note | (1) The Registrant is relying on Rule 456(b) and Rule 457(r) under the Securities Act of 1933, as amended, to defer payment of all of the registration fee. In connection with the securities offered hereby, the Registrant will pay “pay-as-you-go (2) An unspecified number of securities or aggregate principal amount, as applicable, is being registered as may from time to time be offered at unspecified prices. The securities registered also include such unspecified amounts and numbers of common stock, preferred stock, depositary shares and debt securities as may be issued upon conversion of or exchange for preferred stock, depositary shares, debt securities, warrants or settlement of any purchase contracts or units that provide for conversion or exchange or pursuant to the anti-dilution provisions of any such securities. Separate consideration may or may not be received for securities that are issuable on exercise, conversion, or exchange of other securities or that are issued in units. |
| Offering: 2 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Other Rule | false |
| Security Type | Equity |
| Security Class Title | Common Stock, $1.00 par value per share |
| Offering Note | (1) The Registrant is relying on Rule 456(b) and Rule 457(r) under the Securities Act of 1933, as amended, to defer payment of all of the registration fee. In connection with the securities offered hereby, the Registrant will pay “pay-as-you-go (2) An unspecified number of securities or aggregate principal amount, as applicable, is being registered as may from time to time be offered at unspecified prices. The securities registered also include such unspecified amounts and numbers of common stock, preferred stock, depositary shares and debt securities as may be issued upon conversion of or exchange for preferred stock, depositary shares, debt securities, warrants or settlement of any purchase contracts or units that provide for conversion or exchange or pursuant to the anti-dilution provisions of any such securities. Separate consideration may or may not be received for securities that are issuable on exercise, conversion, or exchange of other securities or that are issued in units. |
| Offering: 3 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Other Rule | false |
| Security Type | Equity |
| Security Class Title | Preferred Stock, $0.01 par value per share |
| Offering Note | (1) The Registrant is relying on Rule 456(b) and Rule 457(r) under the Securities Act of 1933, as amended, to defer payment of all of the registration fee. In connection with the securities offered hereby, the Registrant will pay “pay-as-you-go (2) An unspecified number of securities or aggregate principal amount, as applicable, is being registered as may from time to time be offered at unspecified prices. The securities registered also include such unspecified amounts and numbers of common stock, preferred stock, depositary shares and debt securities as may be issued upon conversion of or exchange for preferred stock, depositary shares, debt securities, warrants or settlement of any purchase contracts or units that provide for conversion or exchange or pursuant to the anti-dilution provisions of any such securities. Separate consideration may or may not be received for securities that are issuable on exercise, conversion, or exchange of other securities or that are issued in units. |
| Offering: 4 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Other Rule | false |
| Security Type | Other |
| Security Class Title | Depositary Shares |
| Offering Note | (1) The Registrant is relying on Rule 456(b) and Rule 457(r) under the Securities Act of 1933, as amended, to defer payment of all of the registration fee. In connection with the securities offered hereby, the Registrant will pay “pay-as-you-go (2) An unspecified number of securities or aggregate principal amount, as applicable, is being registered as may from time to time be offered at unspecified prices. The securities registered also include such unspecified amounts and numbers of common stock, preferred stock, depositary shares and debt securities as may be issued upon conversion of or exchange for preferred stock, depositary shares, debt securities, warrants or settlement of any purchase contracts or units that provide for conversion or exchange or pursuant to the anti-dilution provisions of any such securities. Separate consideration may or may not be received for securities that are issuable on exercise, conversion, or exchange of other securities or that are issued in units. |
| Offering: 5 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Other Rule | false |
| Security Type | Other |
| Security Class Title | Warrants |
| Offering Note | (1) The Registrant is relying on Rule 456(b) and Rule 457(r) under the Securities Act of 1933, as amended, to defer payment of all of the registration fee. In connection with the securities offered hereby, the Registrant will pay “pay-as-you-go (2) An unspecified number of securities or aggregate principal amount, as applicable, is being registered as may from time to time be offered at unspecified prices. The securities registered also include such unspecified amounts and numbers of common stock, preferred stock, depositary shares and debt securities as may be issued upon conversion of or exchange for preferred stock, depositary shares, debt securities, warrants or settlement of any purchase contracts or units that provide for conversion or exchange or pursuant to the anti-dilution provisions of any such securities. Separate consideration may or may not be received for securities that are issuable on exercise, conversion, or exchange of other securities or that are issued in units. |
| Offering: 6 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Other Rule | false |
| Security Type | Other |
| Security Class Title | Purchase Contracts |
| Offering Note | (1) The Registrant is relying on Rule 456(b) and Rule 457(r) under the Securities Act of 1933, as amended, to defer payment of all of the registration fee. In connection with the securities offered hereby, the Registrant will pay “pay-as-you-go (2) An unspecified number of securities or aggregate principal amount, as applicable, is being registered as may from time to time be offered at unspecified prices. The securities registered also include such unspecified amounts and numbers of common stock, preferred stock, depositary shares and debt securities as may be issued upon conversion of or exchange for preferred stock, depositary shares, debt securities, warrants or settlement of any purchase contracts or units that provide for conversion or exchange or pursuant to the anti-dilution provisions of any such securities. Separate consideration may or may not be received for securities that are issuable on exercise, conversion, or exchange of other securities or that are issued in units. |
| Offering: 7 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Other Rule | false |
| Security Type | Other |
| Security Class Title | Units |
| Offering Note | (1) The Registrant is relying on Rule 456(b) and Rule 457(r) under the Securities Act of 1933, as amended, to defer payment of all of the registration fee. In connection with the securities offered hereby, the Registrant will pay “pay-as-you-go (2) An unspecified number of securities or aggregate principal amount, as applicable, is being registered as may from time to time be offered at unspecified prices. The securities registered also include such unspecified amounts and numbers of common stock, preferred stock, depositary shares and debt securities as may be issued upon conversion of or exchange for preferred stock, depositary shares, debt securities, warrants or settlement of any purchase contracts or units that provide for conversion or exchange or pursuant to the anti-dilution provisions of any such securities. Separate consideration may or may not be received for securities that are issuable on exercise, conversion, or exchange of other securities or that are issued in units. |
| Fees Summary | Aug. 14, 2024 USD ($) |
| Fees Summary [Line Items] | |
| Total Offering | $ 0 |
| Previously Paid Amount | 0 |
| Total Fee Amount | 0 |
| Total Offset Amount | 0 |
| Net Fee | $ 0 |
