Cover
Jan. 13, 2022
Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Jan. 13, 2022
Entity Registrant Name EVOFEM BIOSCIENCES, INC.
Entity Incorporation, State or Country Code DE
Entity File Number 001-36754
Entity Tax Identification Number 20-8527075
Entity Address, Address Line One 12400 High Bluff Drive
Entity Address, Address Line Two Suite 600
Entity Address, City or Town San Diego
Entity Address, State or Province CA
Entity Address, Postal Zip Code 92130
City Area Code 858
Local Phone Number 550-1900
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0001618835
Common Stock  
Entity Information [Line Items]  
Title of 12(b) Security Common Stock, par value $0.0001 per share
Trading Symbol EVFM
Security Exchange Name NASDAQ
Preferred Stock  
Entity Information [Line Items]  
Title of 12(b) Security Series A Preferred Stock Purchase Rights, par value $0.0001 per share
Security Exchange Name NASDAQ
No Trading Symbol Flag false