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Nature of Business and Its Significant Accounting Policies - Earnings Per Share (Details) - shares
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Weighted average shares outstanding        
Weighted average shares outstanding 17,810,090 9,985,321 17,808,212 9,985,321