Quarterly report pursuant to Section 13 or 15(d)

LICENSE AGREEMENTS (Detail)

v3.19.3
LICENSE AGREEMENTS (Detail) - USD ($)
$ in Thousands
 3 Months Ended
Sep. 30, 2019
Jun. 30, 2019
Jan. 07, 2019
Jan. 07, 2018
Cash activity        
Less long term portion of payable $ 0 $ (2,000)    
Current portion of payable 3,609 6,500    
License agreement        
Cash activity        
Early Payments (3,391)      
Scheduled Payments (1,500)      
Total license fee payable 3,609 8,500 $ 8,500  
Less long term portion of payable 0 (2,000)    
Current portion of payable 3,609 6,500    
September 30, 2019 | License agreement        
Cash activity        
Early Payments 0      
Scheduled Payments (1,500)      
Total license fee payable 0 1,500 1,500  
December 31, 2019 | License agreement        
Cash activity        
Early Payments 0      
Scheduled Payments 0      
Total license fee payable 1,000 1,000   $ 1,000
March 31, 2020 | License agreement        
Cash activity        
Early Payments 0      
Scheduled Payments 0      
Total license fee payable 2,000 2,000    
June 30, 2020 | License agreement        
Cash activity        
Early Payments (1,391)      
Scheduled Payments 0      
Total license fee payable 609 2,000 2,000  
September 30, 2020 | License agreement        
Cash activity        
Early Payments (2,000)      
Scheduled Payments 0      
Total license fee payable $ 0 $ 2,000 $ 2,000