| Document and Entity Information | Jan. 30, 2025 |
| Document And Entity Information [Line Items] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001819989 |
| Document Type | 8-K |
| Document Period End Date | Jan. 30, 2025 |
| Entity Registrant Name | CIPHER MINING INC. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-39625 |
| Entity Tax Identification Number | 85-1614529 |
| Entity Address, Address Line One | 1 Vanderbilt Avenue |
| Entity Address, Address Line Two | Floor 54 |
| 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 Emerging Growth Company | false |
| Common Stock Par Value 0.001 Per Share 2 [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | 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 11.50 Per Whole Share 1 [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | 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 |
