Loans Receivable, Net (Details) - USD ($) $ in Thousands		Mar. 31, 2017	Mar. 31, 2016		Mar. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Receivable before Fees, Gross		$ 541,425	$ 583,979
Unamortized premiums, deferred costs and fees, net		4,127	4,649	[1]
Allowance for loan losses		(5,060)	(5,232)	[2]	$ (4,428)
Total loans receivable, net		540,492	583,396	[1],[2]
Loans held-for-sale (HFS)		$ 944	$ 2,436	[2],[3]
Percentage of Loan Type		100.00%	100.00%
One-to-four family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Receivable before Fees, Gross		$ 132,679	$ 141,229	[4]
Allowance for loan losses		$ (1,663)	$ (1,697)		(1,970)
Percentage of Loan Type		24.00%	24.00%	[5]
Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Receivable before Fees, Gross		$ 87,824	$ 94,210	[4]
Allowance for loan losses		$ (1,213)	$ (622)		(502)
Percentage of Loan Type		16.00%	16.00%	[5]
Commercial real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Receivable before Fees, Gross		$ 241,794	$ 272,427	[4]
Allowance for loan losses		$ (1,496)	$ (1,808)		(1,029)
Percentage of Loan Type		45.00%	47.00%	[5]
Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Receivable before Fees, Gross		$ 4,983	$ 5,033
Allowance for loan losses		$ (106)	$ (62)		(99)
Percentage of Loan Type		1.00%	1.00%
Business
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Receivable before Fees, Gross	[6]	$ 65,151	$ 71,038	[5]
Allowance for loan losses		$ (573)	$ (1,022)		(813)
Percentage of Loan Type	[6]	12.00%	12.00%	[5]
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans Receivable before Fees, Gross	[7]	$ 8,994	$ 42
Allowance for loan losses		$ (9)	$ (21)		$ (15)
Percentage of Loan Type	[7]	2.00%	0.00%

[1] (1) March 31, 2016 balances have been restated from previously reported results to correct for material and certain other errors from prior periods. Refer to Notes 1 and 19 for further detail.

[2] (1) March 31, 2016 balances have been restated from previously reported results to correct for material and certain other errors from prior periods. Equity in net loss from subsidiaries was increased and total income was reduced by $1.5 million, interest expense on borrowings and total expense were increased by $66 thousand, and net loss and comprehensive loss were increased $1.6 million. Refer to Notes 1 and 19 for further detail.

[3] (1) March 31, 2016 balances have been restated from previously reported results to correct for material and certain other errors from prior periods. Investment in subsidiaries, total assets and total liabilities and stockholders' equity were each reduced by $2.2 million, other liabilities and total liabilities increased by $157 thousand and stockholders' equity was reduced by $2.3 million. Refer to Notes 1 and 19 for further detail.

[4] (1) March 31, 2016 balances have been restated from previously reported results to correct for material and certain other errors from prior periods. Refer to Notes 1 and 19 for further detail.

[5] (1) March 31, 2015 and 2016 balances have been restated from previously reported results to correct for material and certain other errors from prior periods. Refer to Notes 1 and 19 for further detail.

[6] 1) Includes business overdrafts of $76 thousand and $103 thousand as of March 31, 2017 and 2016, respectively

[7] (2) Includes consumer overdrafts of $22 thousand and $39 thousand as of March 31, 2017 and 2016, respectively