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Line of Credit - Schedule of Activity Involving Line of Credit (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Debt Disclosure [Abstract]    
Balance, January 1 $ 2,453  
Draws 16,847 $ 1,515
Repayments (9,300)  
Balance, September 30, 10,000 1,515
Line of credit - average daily balance $ 6,199 $ 1,515