| Document And Entity Information | Oct. 31, 2024 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Oct. 31, 2024 |
| Entity Registrant Name | CIPHER MINING INC. |
| Entity Central Index Key | 0001819989 |
| Entity Emerging Growth Company | true |
| Entity File Number | 001-39625 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 85-1614529 |
| Entity Address, Address Line One | 1 Vanderbilt Avenue |
| Entity Address, Address Line Two | 1 Vanderbilt Avenue |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10017 |
| City Area Code | 332 |
| Local Phone Number | 262-2300 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Ex Transition Period | false |
| Common Stock Par Value Point Zero Zero One Per Share Member | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Common Stock, par value $0.001 per share |
| Trading Symbol | CIFR |
| Security Exchange Name | NASDAQ |
| Warrants Each Whole Warrant Exercisable For One Share Of Common Stock At An Exercise Price Of Eleven Point Five Zero Per Whole Share Member | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per whole share |
| Trading Symbol | CIFRW |
| Security Exchange Name | NASDAQ |
