XML 33 R22.htm IDEA: XBRL DOCUMENT v3.20.2
Termination of Merger with Illumina (Narrative) (Details) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Jan. 02, 2020
Apr. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Jun. 30, 2020
Mar. 31, 2020
Dec. 31, 2019
Termination of Merger with Illumina [Abstract]              
Gain from Continuation Advances     $ 34,000   $ 34,000   $ 18,000
Termination fee received $ 98,000            
Advisor fees paid   $ 6,000          
Continuation Advances     $ 34,000 $ 18,000 $ 34,000 $ 52,000  
Period in which company must repay continuation advances if change-of-control transaction is entered into with third party         2 years    
Equity or debt financing that must be raised in a single transaction         $ 100,000