CONSOLIDATED BALANCE SHEETS PARENTHETICALS (USD $)	Mar. 31, 2015	Mar. 31, 2014
Statement of Financial Position [Abstract]
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	90,000,000us-gaap_CommonStockSharesAuthorized	90,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares outstanding	34,838,374us-gaap_CommonStockSharesOutstanding	35,708,469us-gaap_CommonStockSharesOutstanding
Treasury stock, shares acquired, par value method	1,291,441	1,291,441
Treasury stock, shares	2,756,419us-gaap_TreasuryStockShares	1,595,479us-gaap_TreasuryStockShares

Treasury Stock, Shares, Acquired Par Value Method

No definition available.

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- Definition

Face amount or stated value per share of common stock.

+ References

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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-Name Regulation S-X (SX)

-Number 210

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- Definition

Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

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