XML 11 R1.htm IDEA: XBRL DOCUMENT v3.23.1
Document and Entity Information - $ / shares
3 Months Ended
Mar. 31, 2023
Apr. 30, 2023
Cover [Abstract]    
Entity Central Index Key 0001446847  
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2023  
Document Transition Report false  
Entity File Number 001-34620  
Entity Registrant Name IRONWOOD PHARMACEUTICALS, INC.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 04-3404176  
Entity Address, Address Line One 100 Summer Street  
Entity Address, Address Line Two Suite 2300  
Entity Address, City or Town Boston  
Entity Address, State or Province MA  
Entity Address, Postal Zip Code 02110  
City Area Code 617  
Local Phone Number 621-7722  
Title of 12(b) Security Class A common stock, $0.001 par value  
Entity Listing, Par Value Per Share $ 0.001  
Trading Symbol IRWD  
Security Exchange Name NASDAQ  
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   155,346,103
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q1  
Amendment Flag false