XML 75 R61.htm IDEA: XBRL DOCUMENT v3.20.4
Leases - Other information related to leases (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Cash paid for amounts included in the measurement of lease liabilities    
Operating cash flows from operating leases $ 1,455,000 $ 1,455,000