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Purchase of Treasury Stock (Details Textual) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Purchase of Treasury Stock (Textual) [Abstract]
Company's maximum common stock are permitted to be repurchased, under stock repurchase program	1,000
Share repurchase program expiration date	Jul. 29, 2013
Purchase of stock under stock repurchase program during the period	0
Shares purchased	377	377
Cost of purchasing shares	$ 3,613	$ 3,613

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- Definition

Share repurchase program expiration date.

+ References

No definition available.

+ Details

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- Definition

The aggregate cost of shares purchased under the stock repurchase program since inception of the program.

+ References

No definition available.

+ Details

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- Definition

Aggregate number of shares purchased under the stock repurchase program since inception of the program.

+ References

No definition available.

+ Details

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- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

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- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Principles Board Opinion (APB)

-Number 12

-Paragraph 10

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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