Annual report pursuant to Section 13 and 15(d)

DEBT - Notes Payable (Details)

v3.21.2
DEBT - Notes Payable (Details) - USD ($)
Feb. 20, 2021
Jun. 30, 2021
Dec. 31, 2020
Jun. 30, 2020
Notes Payable        
Debt Instrument        
Debt instrument, face amount     $ 40,000,000.0  
Repayments of debt $ 20,000,000.0      
Debt instrument premium   $ 300,000    
Fixed-rate 3.590% Note Payable due on February 20, 2022        
Debt Instrument        
Notes Payable   20,000,000   $ 0
Fixed-rate 3.590% Note Payable due on February 20, 2022 | Notes Payable        
Debt Instrument        
Notes Payable   $ 20,000,000.0