Fair Value of Financial Instruments (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014		Mar. 31, 2014
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Restricted cash	$ 6,354		$ 6,354
Available-for-sale	94,714		89,461
Federal Home Loan Bank of New York (“FHLB-NY”) stock	2,574		3,101
Held-to-maturity Securities, Fair Value	8,722	[1]	8,971
Held-to-maturity Securities, Amortized Cost	8,654	[1]	9,029
Loans held-for-sale (HFS)	2,606		5,011
Accrued interest receivable	3,180		2,557
Mortgage servicing rights	239		265
Deposits	520,410		509,366
Fair Value, Inputs, Level 1 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	102,351		122,554
Restricted cash	0		0
Available-for-sale	0		0
Federal Home Loan Bank of New York (“FHLB-NY”) stock	0		0
Held-to-maturity Securities, Fair Value	0		0
Loans Receivable	0		0
Loans held-for-sale (HFS)	0		0
Accrued interest receivable	0		0
Mortgage servicing rights	0		0
Deposits	311,853		287,767
Federal Home Loan Bank Borrowings	0		0
Subordinated Debt Obligations, Fair Value Disclosure	0		0
Fair Value, Inputs, Level 2 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	0		0
Restricted cash	6,354		6,354
Available-for-sale	94,666		89,412
Federal Home Loan Bank of New York (“FHLB-NY”) stock	2,754		3,101
Held-to-maturity Securities, Fair Value	8,722		8,971
Loans Receivable	0		0
Loans held-for-sale (HFS)	2,606		5,011
Accrued interest receivable	3,180		2,557
Mortgage servicing rights	0		0
Deposits	196,425		206,155
Federal Home Loan Bank Borrowings	45,383		53,294
Subordinated Debt Obligations, Fair Value Disclosure	18,923		18,915
Fair Value, Inputs, Level 3 [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	0		0
Restricted cash	0		0
Available-for-sale	48		49
Federal Home Loan Bank of New York (“FHLB-NY”) stock	0		0
Held-to-maturity Securities, Fair Value	0		0
Loans Receivable	404,371		382,604
Loans held-for-sale (HFS)	0		0
Accrued interest receivable	0		0
Mortgage servicing rights	239		265
Deposits	0		0
Federal Home Loan Bank Borrowings	0		0
Subordinated Debt Obligations, Fair Value Disclosure	0		0
Reported Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	102,351		122,554
Restricted cash			6,354
Federal Home Loan Bank of New York (“FHLB-NY”) stock			3,101
Loans Receivable	403,838		382,723
Accrued interest receivable			2,557
Deposits	520,410		509,366
Federal Home Loan Bank Borrowings	44,000		52,000
Subordinated Debt Obligations, Fair Value Disclosure	18,403		18,403
Estimate of Fair Value Measurement [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and cash equivalents	102,351		122,554
Restricted cash	6,354		6,354
Available-for-sale	94,714		89,461
Federal Home Loan Bank of New York (“FHLB-NY”) stock	2,754		3,101
Held-to-maturity Securities, Fair Value	8,722		8,971
Loans Receivable	404,371		382,604
Loans held-for-sale (HFS)	2,606		5,011
Accrued interest receivable	3,180		2,557
Mortgage servicing rights	239		265
Deposits	508,278		493,922
Federal Home Loan Bank Borrowings	45,383		53,294
Subordinated Debt Obligations, Fair Value Disclosure	$ 18,923		$ 18,915

[1] * The carrying amount and amortized cost are the same for all held-to-maturity securities, as no OTTI has been recorded.