Equity (Schedule of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
Schedule of Accumulated Other Comprehensive Income (Loss) [Abstract]
Unrealized appreciation (loss) on securities, before tax	$ 31	$ (234)
Tax benefit (expense)	(7)	58	[1]
Unrealized appreciation (loss) on securities, net of tax	$ 24	$ (176)

[1] Due to the implementation of ASU 2018-02, the tax rate changed from 37.75% to 24.5%.