Equity (Schedule of Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2018		Sep. 30, 2017	Sep. 30, 2018		Sep. 30, 2017
Schedule of Accumulated Other Comprehensive Income (Loss) [Abstract]
Unrealized appreciation (loss) on securities, before tax	$ (51)		$ 53	$ (239)		$ 85
Tax benefit (expense)	13	[1]	(20)	60	[2]	(32)
Unrealized appreciation (loss) on securities, net of tax	$ (38)		$ 33	$ (179)		$ 53

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

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