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STATEMENTS OF COMPREHENSIVE INCOME (Parenthetical) - USD ($)	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
STATEMENTS OF COMPREHENSIVE INCOME
Change in fair value of available-for-sale securities, net of tax expense (benefit)	$ 24,713	$ (1,168)	$ (10,039)
Realized (gain) loss on available-for-sale securities reclassified to net income, net of tax expense (benefit)	$ 2,671	$ (7,269)	$ (2,162)

X

- Definition

Amount of tax expense (benefit), after reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to parent entity. Excludes amounts related to other than temporary impairment (OTTI) loss.

+ References

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Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income for unrealized gain (loss) realized upon the sale of available-for-sale securities.

+ References

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