Investment Securities Amortized Cost and Estimated Fair Value (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
Jun. 30, 2013	Mar. 31, 2013
Schedule of Available-for-sale Securities [Line Items]
AFS Fair Value	$ 116,377	$ 116,051
Held to maturity securities fair value	10,737	9,629
Total securities amortized cost	133,265	124,052
Total securities gross unrealized gain	1,042	1,918
Total securities gross unrealized losses	(4,262)	(290)
Total securities Estimated Fair Value	130,045	125,680
Held-to-maturity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
HTM Amortized Cost	13,537	9,043
HTM Gross Unrealized Gains	434	586
HTM Gross Unrealized Losses	(303)	0
Held to maturity securities fair value	13,668	9,629
Government National Mortgage Association
Schedule of Available-for-sale Securities [Line Items]
HTM Amortized Cost	4,838	5,335
HTM Gross Unrealized Gains	257	404
HTM Gross Unrealized Losses	0	0
Held to maturity securities fair value	5,095	5,739
Federal Home Loan Mortgage Corporation
Schedule of Available-for-sale Securities [Line Items]
HTM Amortized Cost	2,294	2,387
HTM Gross Unrealized Gains	102	103
HTM Gross Unrealized Losses	0	0
Held to maturity securities fair value	2,396	2,490
Federal National Mortgage Association
Schedule of Available-for-sale Securities [Line Items]
HTM Amortized Cost	6,405	1,321
HTM Gross Unrealized Gains	75	79
HTM Gross Unrealized Losses	(303)	0
Held to maturity securities fair value	6,177	1,400
Available-for-sale Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	119,728	115,009
AFS Gross Unrealized Gains	608	1,332
AFS Gross Unrealized Losses	(3,959)	(290)
AFS Fair Value	116,377	116,051
Total mortgage-backed securities AFS
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	46,568	43,459
AFS Gross Unrealized Gains	409	897
AFS Gross Unrealized Losses	(958)	(104)
AFS Fair Value	46,019	44,252
Government National Mortgage Association
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	17,123	23,164
AFS Gross Unrealized Gains	404	676
AFS Gross Unrealized Losses	(123)	0
AFS Fair Value	17,404	23,840
Federal Home Loan Mortgage Corporation
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	17,736	16,059
AFS Gross Unrealized Gains	5	104
AFS Gross Unrealized Losses	(369)	(104)
AFS Fair Value	17,372	16,059
Federal National Mortgage Association
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	11,659	4,186
AFS Gross Unrealized Gains	0	117
AFS Gross Unrealized Losses	(466)	0
AFS Fair Value	11,193	4,303
Other
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	50	50
AFS Gross Unrealized Gains	0	0
AFS Gross Unrealized Losses	0	0
AFS Fair Value	50	50
US Government Agency Securities
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	50,593	44,363
AFS Gross Unrealized Gains	0	139
AFS Gross Unrealized Losses	(2,667)	(177)
AFS Fair Value	47,926	44,325
Asset-backed Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	12,567	15,268
AFS Gross Unrealized Gains	199	251
AFS Gross Unrealized Losses	0	0
AFS Fair Value	12,766	15,519
Small Business Association [Member]
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost		1,919
AFS Gross Unrealized Gains		45
AFS Gross Unrealized Losses		0
AFS Fair Value		1,964
Other
Schedule of Available-for-sale Securities [Line Items]
AFS Amortized Cost	10,000	10,000
AFS Gross Unrealized Gains	0	0
AFS Gross Unrealized Losses	(334)	(9)
AFS Fair Value	$ 9,666	$ 9,991

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This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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- Definition

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale.

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This item represents the gross unrealized gains for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.

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Amount of investments in debt securities categorized as held-to-maturity valued at amortized cost, excludes other than temporary impairment (OTTI).

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No definition available.

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The increase (decrease), resulting in a gain, in the difference between the fair value and the carrying value, or in the comparative fair values, of securities held at each balance sheet date, that was included in earnings for the period.

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The increase (decrease), resulting in a loss, in the difference between the fair value and the carrying value, or in the comparative fair values, of securities held at each balance sheet date, that was included in earnings for the period.

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No definition available.

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