Amount of potential cash payments that could result from the contingent consideration arrangement.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph f

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

The total cost of the acquired entity including the cash paid to shareholders of acquired entities, fair value of debt and equity securities issued to shareholders of acquired entities, the fair value of the liabilities assumed, and direct costs of the acquisition.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

The percentage points added to the reference rate to compute the variable rate on the debt instrument.

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No definition available.

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The reference rate for the variable rate of the debt instrument, such as LIBOR or the US Treasury rate and the maturity of the reference rate used, such as three months or six months LIBOR.

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- Definition

Increase of additional borrowings on existing and new debt instruments.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(f))

-URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph f

-Article 4

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Represents the annual rate for the amortization in quarterly installments of original principal amount of term loan facility.

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Represents the variable rate floor applicable as per the debt agreement.

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- Definition

Represents the prepayment premium paid by the entity during the reporting period pursuant to the repricing transaction.

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Represents the prepayment premium rate on loans prepaid.

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SUBSEQUENT EVENTS (Details) (USD $)	12 Months Ended		0 Months Ended
SUBSEQUENT EVENTS (Details) (USD $)	Dec. 31, 2012 New Revolving Credit Facility and Term Loan A Facility Base rate	Dec. 31, 2012 New Revolving Credit Facility and Term Loan A Facility LIBO	Oct. 02, 2012 New Term Loan B Facility	Jan. 24, 2013 Subsequent event New Revolving Credit Facility and Term Loan A Facility	Feb. 21, 2013 Subsequent event New Term Loan B Facility	Feb. 21, 2013 Subsequent event Incremental Term Loan B	Feb. 21, 2013 Subsequent event Repriced Term Loan B Facility	Feb. 21, 2013 Subsequent event Repriced Term Loan B Facility Base rate	Feb. 21, 2013 Subsequent event Repriced Term Loan B Facility LIBO	Feb. 28, 2013 Subsequent event Eisai	Feb. 28, 2013 Subsequent event Natur Produkt	Feb. 28, 2013 Subsequent event Transaction subject to certain conditions Eisai
Subsequent events
Reduction in applicable margins ( as a percent)				0.75%
Total purchase price										$ 65,000,000	$ 163,000,000
Additional payment as contingent consideration												60,000,000
Issuance of term loan			1,300,000,000		1,300,000,000	1,000,000,000
Interest rate margin (as a percent)	1.75%	2.75%						1.75%	2.75%
Variable rate floor (as a percent)									0.75%
Variable rate basis	Federal funds effective rate	LIBO						base rate	LIBO
Quarterly amortization of term loan facility, annual rate (as a percent)			1.00%				1.00%
Prepayment premium paid			$ 13,000,000				$ 23,000,000
Prepayment premium rate (as a percent)			1.00%				1.00%