Loans Receivable Held for Investment (Details 3) - USD ($) $ in Thousands	Sep. 30, 2015	Jun. 30, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Dec. 31, 2013
Ending allowance balance attributable to loans:
Individually evaluated for impairment	$ 1,326		$ 1,506
Collectively evaluated for impairment	5,402		6,959
Total ending allowance balance	6,728	$ 6,923	8,465	$ 9,067	$ 9,376	$ 10,146
Loans:
Loans individually evaluated for impairment	18,777		23,519
Loans collectively evaluated for impairment	186,049		261,589
Gross loans receivable	204,826		285,108
Single family
Ending allowance balance attributable to loans:
Individually evaluated for impairment	135		132
Collectively evaluated for impairment	826		1,042
Total ending allowance balance	961	1,150	1,174	1,344	1,849	1,930
Loans:
Loans individually evaluated for impairment	1,142		1,414
Loans collectively evaluated for impairment	30,792		38,641
Gross loans receivable	31,934		40,055
Multi-family
Ending allowance balance attributable to loans:
Individually evaluated for impairment	2		115
Collectively evaluated for impairment	1,978		2,611
Total ending allowance balance	1,980	1,845	2,726	2,631	2,304	1,726
Loans:
Loans individually evaluated for impairment	1,456		2,765
Loans collectively evaluated for impairment	110,055		170,785
Gross loans receivable	111,511		173,550
Commercial real estate
Ending allowance balance attributable to loans:
Individually evaluated for impairment	95		161
Collectively evaluated for impairment	384		335
Total ending allowance balance	479	404	496	985	1,081	1,473
Loans:
Loans individually evaluated for impairment	2,744		4,636
Loans collectively evaluated for impairment	9,566		12,083
Gross loans receivable	12,310		16,719
Church
Ending allowance balance attributable to loans:
Individually evaluated for impairment	1,084		1,088
Collectively evaluated for impairment	2,208		2,959
Total ending allowance balance	3,292	3,508	4,047	4,069	4,112	4,949
Loans:
Loans individually evaluated for impairment	13,368		14,602
Loans collectively evaluated for impairment	35,091		39,525
Gross loans receivable	48,459		54,127
Construction
Ending allowance balance attributable to loans:
Collectively evaluated for impairment	4		7
Total ending allowance balance	4	4	7	7	7	7
Loans:
Loans collectively evaluated for impairment	351		387
Gross loans receivable	351		387
Commercial - other
Ending allowance balance attributable to loans:
Individually evaluated for impairment	10		10
Collectively evaluated for impairment	2		2
Total ending allowance balance	12	$ 12	12	29	19	55
Loans:
Loans individually evaluated for impairment	67		102
Loans collectively evaluated for impairment	183		159
Gross loans receivable	250		261
Consumer
Ending allowance balance attributable to loans:
Collectively evaluated for impairment			3
Total ending allowance balance			3	$ 2	$ 4	$ 6
Loans:
Loans collectively evaluated for impairment	11		9
Gross loans receivable	$ 11		$ 9