Loans and Allowance - Activity in allowance for loan losses (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012
Allowance for Loan and Lease Losses [Roll Forward]
Balances at beginning of period:				$ 3,564					$ 3,564
Provision for loan losses	276	20	318	318	318	268	322	474	932	1,382
Balances at end of period	4,510				3,564				4,510	3,564
Loans Receivable
Allowance for Loan and Lease Losses [Roll Forward]
Balances at beginning of period:				3,564				4,003	3,564	4,003
Provision for loan losses									932	1,382
Loans charged off									(843)	(1,932)
Recoveries on loans									857	111
Balances at end of period	4,510				3,564				4,510	3,564
Loans Receivable | Construction/Land
Allowance for Loan and Lease Losses [Roll Forward]
Balances at beginning of period:				648				1,016	648	1,016
Provision for loan losses									109	(31)
Loans charged off									(99)	(341)
Recoveries on loans									18	4
Balances at end of period	676				648				676	648
Loans Receivable | 1-4 Family
Allowance for Loan and Lease Losses [Roll Forward]
Balances at beginning of period:				1,423				1,986	1,423	1,986
Provision for loan losses									565	493
Loans charged off									(245)	(1,136)
Recoveries on loans									6	80
Balances at end of period	1,749				1,423				1,749	1,423
Loans Receivable | Multi-Family
Allowance for Loan and Lease Losses [Roll Forward]
Balances at beginning of period:				281				65	281	65
Provision for loan losses									123	216
Loans charged off
Recoveries on loans
Balances at end of period	404				281				404	281
Loans Receivable | Nonresidential
Allowance for Loan and Lease Losses [Roll Forward]
Balances at beginning of period:				1,078				822	1,078	822
Provision for loan losses									(180)	619
Loans charged off									(182)	(366)
Recoveries on loans									754	3
Balances at end of period	1,470				1,078				1,470	1,078
Loans Receivable | Commercial
Allowance for Loan and Lease Losses [Roll Forward]
Balances at beginning of period:				133				70	133	70
Provision for loan losses									181	63
Loans charged off									(140)
Recoveries on loans									15
Balances at end of period	189				133				189	133
Loans Receivable | Consumer
Allowance for Loan and Lease Losses [Roll Forward]
Balances at beginning of period:				1				44	1	44
Provision for loan losses									134	22
Loans charged off									(177)	(89)
Recoveries on loans									64	24
Balances at end of period	$ 22				$ 1				$ 22	$ 1