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DERIVATIVES AND FAIR VALUE MEASUREMENTS (Narrative) (Details) | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Sep. 30, 2017 USD ($) | Sep. 30, 2017 USD ($) | Apr. 01, 2017 USD ($) | Dec. 21, 2012 USD ($) swap
Foreign Exchange Contract |  |  |  |
Derivative [Line Items] |  |  |  |
Percentage of sales generated outside the US | 38.40% | 38.20% |  |
Maturity period for foreign currency contracts |  | 1 year |  |
Designated as Hedging Instrument | Foreign Exchange Contract |  |  |  |
Derivative [Line Items] |  |  |  |
Deferred income tax expense (benefit) | $ 0 | $ 0 |  |
Designated as Hedging Instrument | Foreign Exchange Contract |  |  |  |
Derivative [Line Items] |  |  |  |
Designated foreign currency hedge contracts outstanding | 58,400,000 | 58,400,000 | $ 68,400,000 |
Designated as Hedging Instrument | Cash Flow Hedging |  |  |  |
Derivative [Line Items] |  |  |  |
Gain (loss) to be reclassified within the next twelve months |  | (1,400,000) |  |
Designated as Hedging Instrument | Interest Rate Swap [Member] |  |  |  |
Derivative [Line Items] |  |  |  |
Number of interest rate derivatives held | swap |  |  |  | 2
Notional amount of derivative |  |  |  | $ 250,000,000
Not Designated as Hedging Instrument | Foreign Exchange Contract |  |  |  |
Derivative [Line Items] |  |  |  |
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion) |  | 0 |  |
Non-designated foreign currency hedge contracts outstanding | $ 37,600,000 | 37,600,000 | $ 55,400,000 |
Net revenues, COGS, and SG&A | Designated as Hedging Instrument | Cash Flow Hedging |  |  |  |
Derivative [Line Items] |  |  |  |
Amount of Gain/(Loss) Reclassified from AOCI into Earnings (Effective Portion) |  | $ (121,000) |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Average period remaining before foreign currency exchange rate derivatives mature or expire, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994 + Details
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