Quarterly report pursuant to Section 13 or 15(d)

Paycheck Protection Program Promissory Note - Additional Information (Details)

v3.20.2
Paycheck Protection Program Promissory Note - Additional Information (Details) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended
May 31, 2020
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Interest expense   $ 15,000 $ 66,000 $ 40,000 $ 114,000
PPP Promissory Note [Member] | CARES Act [Member]          
Paycheck protection program, amount $ 2,000,000        
Interest rate 1.00%        
Payments due, beginning date Nov. 01, 2020        
Payments due, ending date May 03, 2022        
Interest expense   $ 3,000   $ 3,000