Annual report pursuant to Section 13 and 15(d)

Cover Page

Cover Page - USD ($)
12 Months Ended
Dec. 31, 2020
Mar. 30, 2021
Jun. 30, 2020
Document Information [Line Items]      
Document Type 10-K    
Amendment Flag false    
Document Annual Report true    
Document Transition Report false    
Document Fiscal Year Focus 2020    
Document Period End Date Dec. 31, 2020    
Document Fiscal Period Focus FY    
Current Fiscal Year End Date --12-31    
Entity Registrant Name Osprey Technology Acquisition Corp.    
Entity Central Index Key 0001753539    
Entity Address, State or Province PA    
Title of 12(b) Security Units, each consisting of one share of Class A common stock and one-half of one redeemable warrant    
Trading Symbol SFTWU    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
Entity Shell Company true    
Entity Public Float     $ 317,831,250
ICFR Auditor Attestation Flag false    
Class A Common stock      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   31,625,000  
Class B Common Stock      
Document Information [Line Items]      
Entity Common Stock, Shares Outstanding   7,906,250