v3.25.2
Cover Page - shares
 6 Months Ended
Jun. 30, 2025
Aug. 06, 2025
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Jun. 30, 2025  
Document Transition Report false  
Entity File Number 001-39625  
Entity Registrant Name Cipher Mining Inc.  
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 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  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Large Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   393,282,654
Entity Central Index Key 0001819989  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Common Stock, par value $0.001 per share    
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 $11.50 per whole share    
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