Earnings (Loss) Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Earnings (Loss) Per Share, Basic and Diluted [Abstract]
Net income (loss) available to common stockholders	$ 2,116	$ 2,349	$ 2,224	$ 1,986	$ 34,678	$ 3,590	$ 1,404	$ 942	$ 8,675	$ 40,614	$ 3,298
Average common shares outstanding (shares)									20,708,775	21,101,966	21,091,399
Less:
Unearned ESOP shares (shares)									(780,227)	(905,235)	(1,054,140)
Unvested restricted stock shares (shares)									(10,545)	(19,460)	(16,421)
Weighted average common shares outstanding (shares)									19,918,003	20,177,271	20,020,838
Add - Net effect of dilutive stock options and unvested restricted stock									3,516	9,105	4,483
Weighted average diluted common shares outstanding (shares)									19,921,519	20,186,376	20,025,321
Basic earnings (loss) per common share (usd per share)	$ 0.11	$ 0.12	$ 0.11	$ 0.10	$ 1.72	$ 0.17	$ 0.07	$ 0.05	$ 0.44	$ 2.01	$ 0.16
Diluted earnings (loss) per common share (usd per share)	$ 0.11	$ 0.12	$ 0.11	$ 0.10	$ 1.72	$ 0.17	$ 0.07	$ 0.05	$ 0.44	$ 2.01	$ 0.16
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount									536,459	0	0
Weighted Average Exercise Price of Anti Dilutive Stock Options									$ 12.99	$ 0.00	$ 0.00