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Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Statement of Comprehensive Income [Abstract]
Net income	$ 5,899	$ 3,649
Other comprehensive income, before tax
Unrealized securities gains (losses) arising during the period	1,311	(1,359)
Amortization of net unrealized losses transferred from available-for-sale	14	19
Unrealized (losses) gains on interest rate swaps arising during the period	(950)	672
Income tax (expense) benefit	(96)	165
Total other comprehensive income (loss)	279	(503)
Comprehensive income	$ 6,178	$ 3,146

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