Earnings per Share (Detail Textuals 1) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015	Aug. 06, 2015
Earnings Per Share [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	44,458	69,106	44,458	69,106
Share repurchase plan, Authorized amount						$ 2.0
Number of common stock repurchased			15,301	0	2,155
Average price per share of common stock repurchased			$ 14.78