Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (Parentheticals) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Unrealized gain (loss) on securities, pre-tax	$ (2,300)	$ 1,651	$ (9,008)	$ 2,622
Reclassification adjustment for securities losses (gains), pre-tax	1	61	1	61
Amortization of net unrealized holding losses to income during the period, pre-tax	$ 30	$ 43	$ 69	$ 85