Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.19.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2019
May 07, 2019
Document And Entity Information    
Entity Registrant Name Black Ridge Acquisition Corp.  
Entity Central Index Key 0001708341  
Document Type 10-Q  
Trading Symbol BRACU  
Document Period End Date Mar. 31, 2019  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Is Entity's Reporting Status Current? Yes  
Entity Filer Category Non-accelerated Filer  
Entity Common Stock, Shares Outstanding   17,695,000
Document Fiscal Period Focus Q1  
Document Fiscal Year Focus 2019  
Entity Emerging Growth Company true  
Entity Small Business true  
Entity Transition Period false