Quarterly report pursuant to Section 13 or 15(d)

Organization, Plan of Business Operations (Details)

v3.19.2
Organization, Plan of Business Operations (Details) - USD ($)
$ / shares in Units, $ in Thousands
Feb. 08, 2019
Jun. 30, 2019
Dec. 31, 2018
Nov. 12, 2018
Accumulated deficit   $ (60,460) $ (42,209)  
Line of Credit [Member]        
Interim Financing Amount $ 7,000 $ 7,000    
Invagen Pharmaceuticals Inc [Member]        
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares 5,833,333      
Business Acquisition, Share Price $ 6.00      
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned $ 31,500     $ 215,000
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners 33.30%      
Invagen Pharmaceuticals Inc [Member] | Common Stock [Member]        
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned, Remaining Purchase Amount       $ 180,000