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v3.19.3.a.u2

Stock Buyback Plan (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Number of Shares |  |
Number of shares, beginning | 504,859 | 319,789
Number of shares purchased | 319,863 | 185,070
Number of shares, ending | 824,722 | 504,859
Cost of Shares |  |
Cost of shares, beginning | $ 1,109,061 | $ 724,530
Cost of shares purchased | 555,429 | 384,531
Cost of shares, ending | $ 1,664,490 | $ 1,109,061
Average Cost per Share |  |
Average cost per share, beginning | $ 2.20 | $ 2.27
Average cost per share purchased | 1.74 | 2.08
Average cost per share, ending | $ 2.02 | $ 2.20

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