Quarterly report pursuant to Section 13 or 15(d)

Organization and Summary of Significant Accounting Policies - Narrative (Details)

v3.20.2
Organization and Summary of Significant Accounting Policies - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Organization Consolidation And Presentation Of Financial Statements [Abstract]        
Impairment or disposal of long-lived assets $ 0 $ 0 $ 0 $ 0
Impairment of goodwill and intangible asset     0  
Disruptions of operations     $ 0