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Earnings Per Share (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Sep. 30, 2020
Sep. 30, 2019
Earnings Per Share [Abstract]                
Net Income $ 581,000 $ 499,000 $ 976,000 $ 1,273,000 $ 1,079,000 $ 1,224,000 $ 2,056,000 $ 3,574,000