Stockholders' Equity and Earnings per Share, Amounts Reclassified Out of Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Available-for-sale securities [Abstract]
Realized gains on sales of securities	$ 184	$ 0	$ 184	$ 26
Tax effect	39	0	39	5
Total	$ 145	$ 0	$ 145	$ 21

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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