Loans Receivable Held for Investment - Activity in the Allowance for Loan Losses by Loan Type (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Allowance for loan losses:
Beginning balance	$ 4,828	$ 8,465
Provision for (recapture of) loan losses	(550)	(3,700)
Recoveries	325	152
Loans charged off		(89)
Ending balance	4,603	4,828
Single family
Allowance for loan losses:
Beginning balance	597	1,174
Provision for (recapture of) loan losses	(277)	(702)
Recoveries	47	129
Loans charged off		(4)
Ending balance	367	597
Multi-family
Allowance for loan losses:
Beginning balance	1,658	2,726
Provision for (recapture of) loan losses	1,001	(1,068)
Ending balance	2,659	1,658
Commercial real estate
Allowance for loan losses:
Beginning balance	469	496
Provision for (recapture of) loan losses	(502)	(27)
Recoveries	248
Ending balance	215	469
Church
Allowance for loan losses:
Beginning balance	2,083	4,047
Provision for (recapture of) loan losses	(768)	(1,902)
Recoveries	22	23
Loans charged off		(85)
Ending balance	1,337	2,083
Construction
Allowance for loan losses:
Beginning balance	3	7
Provision for (recapture of) loan losses	5	(4)
Ending balance	8	3
Commercial - other
Allowance for loan losses:
Beginning balance	18	12
Provision for (recapture of) loan losses	(9)	6
Recoveries	8
Ending balance	$ 17	18
Consumer
Allowance for loan losses:
Beginning balance		3
Provision for (recapture of) loan losses		$ (3)

Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss.

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Amount of recovery of financing receivables doubtful of collection that were previously charged off.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
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Amount of expense related to estimated loss from loan and lease transactions.

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-Name Accounting Standards Codification
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