Accumulated Other Comprehensive Income, Reclassification of AOCI (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Income tax expense (benefit)	$ 1,128	$ 973	$ 1,874	$ 1,914
Reclassification adjustment, net of taxes	0	1	175	(13)
Unrealized Gains and Losses on Available-for-Sale Securities [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Reclassification adjustment, net of taxes	0	1	175	(13)
Unrealized Gains and Losses on Available-for-Sale Securities [Member] \| Reclassification out of Accumulated Other Comprehensive Income [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Realized gains (losses) from sales of debt securities, available-for-sale	0	1	221	(17)
Income tax expense (benefit)	0	0	46	(4)
Reclassification adjustment, net of taxes	$ 0	$ 1	$ 175	$ (13)

Amount of unrealized and realized gain (loss) on investment in debt and equity securities.

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