STOCK-BASED COMPENSATION - Recognized in Financial Statements (Details) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
STOCK-BASED COMPENSATION
Total Cost of Share-Based Plans Charged Against Income Before Tax Effect	$ 699,818	$ 634,275	$ 1,518,923	$ 1,445,876
Income Tax Expense Recognized in Income	$ (174,192)	$ (160,757)	$ (378,075)	$ (366,457)

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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-Name Accounting Standards Codification
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