Consolidated Statements of Comprehensive Income (Unaudited) (Parenthetical) - USD ($)	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Income Statement [Abstract]
Securities transactions accumulated other comprehensive income reclassifications	$ 0	$ 0	$ 0	$ 0
Unrealized gains (losses) on securities, tax	(1,112,000)	179,000	(1,980,000)	653,000
Other comprehensive gains (losses), tax	$ (1,112,000)	$ 179,000	$ (1,980,000)	$ 653,000

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

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