v3.25.2
Cover - shares
 6 Months Ended
Jun. 30, 2025
Jul. 30, 2025
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Amendment Flag false  
Document Period End Date Jun. 30, 2025  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Entity Information [Line Items]    
Entity Registrant Name ENVOY MEDICAL, INC.  
Entity Central Index Key 0001840877  
Entity File Number 001-40133  
Entity Tax Identification Number 86-1369123  
Entity Incorporation, State or Country Code DE  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company false  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Contact Personnel [Line Items]    
Entity Address, Address Line One 4875 White Bear Parkway  
Entity Address, City or Town White Bear Lake  
Entity Address, State or Province MN  
Entity Address, Postal Zip Code 55110  
Entity Phone Fax Numbers [Line Items]    
City Area Code (877)  
Local Phone Number 900-3277  
Entity Listings [Line Items]    
Entity Common Stock, Shares Outstanding   21,520,932
Class A Common Stock, par value $0.0001 per share    
Entity Listings [Line Items]    
Title of 12(b) Security Class A Common Stock, par value $0.0001 per share  
Trading Symbol COCH  
Security Exchange Name NASDAQ  
Redeemable Warrants, each exercisable for one share of Class A Common Stock at an exercise price of $11.50 per share    
Entity Listings [Line Items]    
Title of 12(b) Security Redeemable Warrants, each exercisable for one share of Class A Common Stock at an exercise price of $11.50 per share  
Trading Symbol COCHW  
Security Exchange Name NASDAQ