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INCOME TAXES - Unrecognized tax benefits (Details) (USD $)	12 Months Ended
	Feb. 28, 2015	Feb. 28, 2014	Feb. 28, 2013
Unrecognized Tax Benefits
Total unrecognized tax benefits, beginning balance	$ 13,924,000us-gaap_UnrecognizedTaxBenefits	$ 15,759,000us-gaap_UnrecognizedTaxBenefits
Changes in tax positions taken during a prior period	(1,802,000)us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	536,000us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions
Changes due to lapse in statute of limitations	(523,000)us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations	(2,363,000)us-gaap_UnrecognizedTaxBenefitsReductionsResultingFromLapseOfApplicableStatuteOfLimitations
Impact of foreign currency remeasurement on unrecognized tax benefits in the current period	763,000us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation	(216,000)us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation
Decrease in income taxes due to income from non-U.S. operations subject to varying income tax rates (as a percent)	882,000us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities	224,000us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities
Total unrecognized tax benefits, ending balance	10,295,000us-gaap_UnrecognizedTaxBenefits	13,924,000us-gaap_UnrecognizedTaxBenefits	15,759,000us-gaap_UnrecognizedTaxBenefits
Less current unrecognized tax benefits		(453,000)us-gaap_LiabilityForUncertainTaxPositionsCurrent
Noncurrent unrecognized tax benefits	10,295,000us-gaap_LiabilityForUncertainTaxPositionsNoncurrent	13,471,000us-gaap_LiabilityForUncertainTaxPositionsNoncurrent
Tax positions taken during the current period	341,000us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions
Liability for tax-related interest expense included in unrecognized tax benefits	1,530,000us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued	2,660,000us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued
Liability for tax-related penalties included in unrecognized tax benefits	1,290,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAccrued	1,480,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAccrued
Tax-related interest and penalties expense included in provisions for income tax	$ 230,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	$ 560,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense	$ 1,030,000us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestExpense

X

- Definition

The current portion of the amount recognized for uncertain tax positions as of the balance sheet date.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.20)

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The noncurrent portion of the amount recognized for uncertain tax positions as of the balance sheet date.

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-Publisher FASB

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Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

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-Publisher FASB

-Name Accounting Standards Codification

-Glossary Unrecognized Tax Benefit

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Amount of decrease in unrecognized tax benefits resulting from foreign currency translation.

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Amount of decrease in unrecognized tax benefits resulting from settlements with taxing authorities.

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Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return.

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Amount of expense for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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Amount of increase in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

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Amount of interest expense accrued for an underpayment of income taxes.

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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