XML 15 R1.htm IDEA: XBRL DOCUMENT v3.20.4
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Feb. 19, 2021
Jun. 30, 2020
Cover [Abstract]      
Entity Registrant Name MARIN SOFTWARE INC    
Entity Central Index Key 0001389002    
Current Fiscal Year End Date --12-31    
Entity Current Reporting Status Yes    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Interactive Data Current Yes    
Entity Shell Company false    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Document Annual Report true    
Document Transition Report false    
Entity Common Stock, Shares Outstanding   10,936,000  
Entity Public Float     $ 9.3
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2020    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Entity File Number 001-35838    
Entity Tax Identification Number 20-4647180    
Entity Incorporation, State or Country Code DE    
Entity Address, Address Line One 123 Mission Street    
Entity Address, Address Line Two 27th Floor    
Entity Address, City or Town San Francisco    
Entity Address, State or Province CA    
Entity Address, Postal Zip Code 94105    
City Area Code 415    
Local Phone Number 399-2580    
Title of 12(b) Security Common stock, par value $0.001 per share    
Trading Symbol MRIN    
Security Exchange Name NASDAQ    
Documents Incorporated by Reference

Portions of the Registrant’s definitive proxy statement for its 2021 Annual Meeting of Stockholders (“Proxy Statement”), to be filed within 120 days of the Registrant’s fiscal year ended December 31, 2020, are incorporated by reference in Part III of this Annual Report on Form 10-K. Except with respect to information specifically incorporated by reference in this Form 10-K, the Proxy Statement is not deemed to be filed as part of this Annual Report on Form 10-K.