ACQUISITIONS - Fair Value of Debt Obligations (Details) - Convertible Debt $ in Millions	Apr. 01, 2015 USD ($)
Debt Instrument [Line Items]
Long-term debt, amount recognized as of acquisition date	$ 3,123.1
1.5% Convertible Notes Due March 2019
Debt Instrument [Line Items]
Long-term debt, amount recognized as of acquisition date	$ 1,837.1
Stated interest rate on debt (as a percent)	1.50%
2.75% Convertible Notes Due May 2015
Debt Instrument [Line Items]
Long-term debt, amount recognized as of acquisition date	$ 1,286.0
Stated interest rate on debt (as a percent)	2.75%

Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ 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 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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+ References

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