XML 47 R1.htm IDEA: XBRL DOCUMENT v3.20.1
Cover Page - shares
 3 Months Ended
Mar. 31, 2020
Apr. 30, 2020
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 31, 2020  
Document Fiscal Year Focus 2020  
Document Fiscal Period Focus Q1  
Entity Registrant Name ODYSSEY MARINE EXPLORATION INC  
Entity Central Index Key 0000798528  
Entity Filer Category Non-accelerated Filer  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Shell Company false  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Address, State or Province FL  
Trading Symbol OMEX  
Title of 12(b) Security Common Stock  
Security Exchange Name NASDAQ  
Entity Common Stock, Shares Outstanding   9,542,449