Quarterly Data (Unaudited) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Dec. 31, 2014	Dec. 31, 2013
QUARTERLY DATA (UNAUDITED)
Interest and dividend income	$ 2,828	$ 2,803	$ 2,775	$ 2,768	$ 2,467	$ 2,274	$ 2,212	$ 2,692	$ 11,174	$ 9,645
Interest expense	374	371	364	339	289	282	295	306	1,448	1,172
Net interest and dividend income	2,454	2,432	2,411	2,429	2,178	1,992	1,917	2,386	9,726	8,473
Provision for loan losses	97	1			244	73	90	301	98	708
Interest Income (Expense), after Provision for Loan Loss	2,357	2,431	2,411	2,429	1,934	1,919	1,827	2,085	9,628	7,765
Non-interest income	299	249	283	243	241	445	621	396	1,074	1,703
Non-interest expense	1,984	2,053	2,099	2,237	1,924	2,126	2,111	2,152	8,373	8,313
Income before income taxes	672	627	595	435	251	238	337	329	2,329	1,155
Income tax provision (benefit)	232	237	221	160	83	88	128	121	850	420
Net income	$ 440	$ 390	$ 374	$ 275	$ 168	$ 150	$ 209	$ 208	$ 1,479	$ 735
Net income per share:
Basic (in dollars per share)	$ 0.25	$ 0.22	$ 0.21	$ 0.16	$ 0.09	$ 0.08	$ 0.11	$ 0.12	$ 0.85	$ 0.41
Diluted (in dollars per share)	$ 0.25	$ 0.22	$ 0.21	$ 0.16	$ 0.09	$ 0.08	$ 0.11	$ 0.12	$ 0.85	$ 0.41