| Submission | Feb. 14, 2025 |
| Submission [Line Items] | |
| Central Index Key | 0001647639 |
| Registrant Name | Upstart Holdings, Inc. |
| Form Type | S-3 |
| Submission Type | S-3ASR |
| Fee Exhibit Type | EX-FILING FEES |
| Offerings | Feb. 14, 2025 |
| Offering: 1 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Equity |
| Security Class Title | Common Stock, par value $0.0001 per share |
| Offering Note | (1) An indeterminate aggregate initial offering price and number of securities of each identified class is being registered as may from time to time be offered, issued or sold at indeterminate prices. In addition, an indeterminate number of securities that may be issued upon exercise, settlement, conversion or exchange of any offered securities, or pursuant to anti-dilution adjustments, is being registered. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities. (2) The registrant elects to rely on Securities Act Rules 456(b) and 457(r) to defer payment of all applicable registration fees. In connection with the securities offered hereby, the registrant will pay “pay-as-you-go |
| Offering: 2 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Equity |
| Security Class Title | Preferred Stock, par value $0.0001 per share |
| Offering Note | (1) An indeterminate aggregate initial offering price and number of securities of each identified class is being registered as may from time to time be offered, issued or sold at indeterminate prices. In addition, an indeterminate number of securities that may be issued upon exercise, settlement, conversion or exchange of any offered securities, or pursuant to anti-dilution adjustments, is being registered. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities. (2) The registrant elects to rely on Securities Act Rules 456(b) and 457(r) to defer payment of all applicable registration fees. In connection with the securities offered hereby, the registrant will pay “pay-as-you-go |
| Offering: 3 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Debt |
| Security Class Title | Debt Securities |
| Offering Note | (1) An indeterminate aggregate initial offering price and number of securities of each identified class is being registered as may from time to time be offered, issued or sold at indeterminate prices. In addition, an indeterminate number of securities that may be issued upon exercise, settlement, conversion or exchange of any offered securities, or pursuant to anti-dilution adjustments, is being registered. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities. (2) The registrant elects to rely on Securities Act Rules 456(b) and 457(r) to defer payment of all applicable registration fees. In connection with the securities offered hereby, the registrant will pay “pay-as-you-go |
| Offering: 4 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Equity |
| Security Class Title | Depositary Shares |
| Offering Note | (1) An indeterminate aggregate initial offering price and number of securities of each identified class is being registered as may from time to time be offered, issued or sold at indeterminate prices. In addition, an indeterminate number of securities that may be issued upon exercise, settlement, conversion or exchange of any offered securities, or pursuant to anti-dilution adjustments, is being registered. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities. (2) The registrant elects to rely on Securities Act Rules 456(b) and 457(r) to defer payment of all applicable registration fees. In connection with the securities offered hereby, the registrant will pay “pay-as-you-go |
| Offering: 5 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Other |
| Security Class Title | Warrants |
| Offering Note | (1) An indeterminate aggregate initial offering price and number of securities of each identified class is being registered as may from time to time be offered, issued or sold at indeterminate prices. In addition, an indeterminate number of securities that may be issued upon exercise, settlement, conversion or exchange of any offered securities, or pursuant to anti-dilution adjustments, is being registered. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities. (2) The registrant elects to rely on Securities Act Rules 456(b) and 457(r) to defer payment of all applicable registration fees. In connection with the securities offered hereby, the registrant will pay “pay-as-you-go |
| Offering: 6 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Other |
| Security Class Title | Subscription Rights |
| Offering Note | (1) An indeterminate aggregate initial offering price and number of securities of each identified class is being registered as may from time to time be offered, issued or sold at indeterminate prices. In addition, an indeterminate number of securities that may be issued upon exercise, settlement, conversion or exchange of any offered securities, or pursuant to anti-dilution adjustments, is being registered. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities. (2) The registrant elects to rely on Securities Act Rules 456(b) and 457(r) to defer payment of all applicable registration fees. In connection with the securities offered hereby, the registrant will pay “pay-as-you-go |
| Offering: 7 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Other |
| Security Class Title | Purchase Contracts |
| Offering Note | (1) An indeterminate aggregate initial offering price and number of securities of each identified class is being registered as may from time to time be offered, issued or sold at indeterminate prices. In addition, an indeterminate number of securities that may be issued upon exercise, settlement, conversion or exchange of any offered securities, or pursuant to anti-dilution adjustments, is being registered. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities. (2) The registrant elects to rely on Securities Act Rules 456(b) and 457(r) to defer payment of all applicable registration fees. In connection with the securities offered hereby, the registrant will pay “pay-as-you-go |
| Offering: 8 | |
| Offering: | |
| Fee Previously Paid | false |
| Rule 457(r) | true |
| Security Type | Other |
| Security Class Title | Units |
| Offering Note | (1) An indeterminate aggregate initial offering price and number of securities of each identified class is being registered as may from time to time be offered, issued or sold at indeterminate prices. In addition, an indeterminate number of securities that may be issued upon exercise, settlement, conversion or exchange of any offered securities, or pursuant to anti-dilution adjustments, is being registered. Separate consideration may or may not be received for securities that are issuable on exercise, conversion or exchange of other securities. (2) The registrant elects to rely on Securities Act Rules 456(b) and 457(r) to defer payment of all applicable registration fees. In connection with the securities offered hereby, the registrant will pay “pay-as-you-go |
| Fees Summary | Feb. 14, 2025 USD ($) |
| Fees Summary [Line Items] | |
| Total Offering | $ 0 |
| Previously Paid Amount | 0 |
| Total Fee Amount | 0 |
| Total Offset Amount | 0 |
| Net Fee | $ 0 |
