Condensed Consolidated Statement of Comprehensive Income (Loss) (Unaudited) (Parenthetical) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Statement of Comprehensive Income [Abstract]
Unrealized gain (loss) on securities arising during period, tax	$ 8,000	$ 4,000	$ 10,000	$ 6,000