Loans, Activity in Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	$ 4,709	$ 4,436	$ 4,636	$ 4,387
Charge-offs	(39)	(75)	(122)	(139)
Recoveries	68	11	74	24
Provision	100	200	250	300
Ending allowance	4,838	4,572	4,838	4,572
One-to Four- Family [Member]
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	1,733	1,429	1,839	1,442
Charge-offs	(7)	0	(72)	(21)
Recoveries	0	0	0	0
Provision	(13)	165	(54)	173
Ending allowance	1,713	1,594	1,713	1,594
Home Equity [Member]
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	597	514	607	601
Charge-offs	0	0	0	(19)
Recoveries	63	6	65	10
Provision	(159)	(11)	(171)	(83)
Ending allowance	501	509	501	509
Commercial and Multifamily [Member]
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	1,267	1,406	921	1,244
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision	110	101	456	263
Ending allowance	1,377	1,507	1,377	1,507
Construction and Land [Member]
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	463	414	382	399
Charge-offs	0	(40)	0	(40)
Recoveries	0	0	0	0
Provision	(75)	(29)	6	(14)
Ending allowance	388	345	388	345
Manufactured Homes [Member]
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	202	184	301	193
Charge-offs	0	(32)	0	(32)
Recoveries	3	2	5	5
Provision	(16)	39	(117)	27
Ending allowance	189	193	189	193
Other Consumer [Member]
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	233	154	188	167
Charge-offs	(3)	(3)	(21)	(27)
Recoveries	2	3	4	9
Provision	(11)	29	50	34
Ending allowance	221	183	221	183
Commercial Business [Member]
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	164	104	157	108
Charge-offs	(29)	0	(29)	0
Recoveries	0	0	0	0
Provision	36	41	43	37
Ending allowance	171	145	171	145
Unallocated [Member]
Summary of activity in allowance for loan losses [Roll Forward]
Beginning allowance	50	231	241	233
Charge-offs	0	0	0	0
Recoveries	0	0	0	0
Provision	228	(135)	37	(137)
Ending allowance	$ 278	$ 96	$ 278	$ 96