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FINANCING ARRANGEMENTS - Note Hedges and Warrants (Details) $ / shares in Units, shares in Millions, $ in Millions	1 Months Ended
	May 31, 2016 USD ($) $ / shares shares
Debt Disclosure [Abstract]
Cost of convertible note hedges	$ 59.1
Number of shares available to be purchased (in shares) | shares	2.3
Cash proceeds from issuance of warrants	$ 35.5
Exercise price (in usd per share) | $ / shares	$ 170.00

X

- Definition

Hedging Activity, Shares Covered

+ References

No definition available.

+ Details

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X

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644

+ Details

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X

- References

No definition available.

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X

- Definition

The premium (cost) of a hedge, expensed during the period.

+ References

No definition available.

+ Details

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X

- Definition

The cash inflow from issuance of rights to purchase common shares at predetermined price (usually issued together with corporate debt).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585

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