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Consolidated Statements of Comprehensive Income - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Statement of Comprehensive Income [Abstract]
Net income	$ 18,102,415	$ 5,015,064
Other comprehensive income (loss), net of tax:
Unrealized holding gains (losses) arising during the year, net of tax (benefit) expense of $(514,287) and $55,405 in 2018 and 2017, respectively	(1,565,719)	90,381
Reclassification adjustment for gains included in net income, net of tax expense of $280 and $54,533 in 2018 and 2017, respectively	(975)	(88,975)
Total other comprehensive loss	(1,566,694)	1,406
Effect of tax rate change on unrealized gains (losses) on available-for-sale securities	0	(197,215)
Total other comprehensive loss	(1,566,694)	(195,809)
Comprehensive income	$ 16,535,721	$ 4,819,255

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Tax Cuts and Jobs Act of 2017, Other Comprehensive Income (Loss), Reclassification from AOCI to Retained Earnings, Tax Effect

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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