Date the declared dividend will be paid, in CCYY-MM-DD format.

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-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 3

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The per share amount of a dividend declared, but not paid, as of the financial reporting date.

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Date the dividend to be paid was declared, in CCYY-MM-DD format.

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Date the holder must own the stock to be entitled to the dividend, in CCYY-MM-DD format.

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No definition available.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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

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-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

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-Subparagraph (SX 210.7-03.16)

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The cash inflow from a contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with maturities due beyond one year or the operating cycle, if longer.

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-Glossary Financing Activities

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-Topic 230

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Amount of stock repurchase plan authorized.

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Total cost of shares repurchased divided by the total number of shares repurchased.

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-Topic 505

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

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-Name Regulation S-X (SX)

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-Section 04

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SUBSEQUENT EVENTS (Details) (USD $)	12 Months Ended			0 Months Ended	2 Months Ended
SUBSEQUENT EVENTS (Details) (USD $)	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2013	Apr. 27, 2015	May 14, 2015	May 11, 2015
Subsequent Event [Line Items]
Proceeds from revolving line of credit	$ 34,500,000	$ 0	$ 18,000,000
Outstanding borrowings under line of credit	34,500,000us-gaap_LineOfCredit	0us-gaap_LineOfCredit
Subsequent event
Subsequent Event [Line Items]
Dividend declaration date				Apr. 27, 2015
Cash dividend payable per share				$ 0.15
Date on which dividend will be paid				Jun. 10, 2015
Stockholders of record date for dividend				May 20, 2015
Outstanding borrowings under line of credit					146,100,000
Stock repurchase program, amount						2,000,000
Open Market Repurchases
Subsequent Event [Line Items]
Repurchase of common stock, shares	2,221,448	1,949,407	751,706
Repurchase of common stock, average price per share (in dollars per share)	$ 50.84	$ 43.94	$ 31.84
Open Market Repurchases \| Subsequent event
Subsequent Event [Line Items]
Repurchase of common stock, shares					2,534,234
Repurchase of common stock, average price per share (in dollars per share)					$ 54.51
Revolving line of credit \| Wells Fargo Bank, NA \| Subsequent event
Subsequent Event [Line Items]
Proceeds from revolving line of credit					$ 111,600,000