Document and Entity Information
Jan. 05, 2022
Document and Entity Information [Abstract]  
Document Type 8-K
Document Period End Date Jan. 05, 2022
Entity File Number 001-36845
Entity Registrant Name Bellerophon Therapeutics, Inc.
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 47-3116175
Entity Address, Address Line One 184 Liberty Corner Road, Suite 302
Entity Address, City or Town Warren
Entity Address, State or Province NJ
Entity Address, Postal Zip Code 07059
City Area Code 908
Local Phone Number 574-4770
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.01 par value per share
Trading Symbol BLPH
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Entity Central Index Key 0001600132
Amendment Flag false