Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities
Net (loss) income	$ (34,159)us-gaap_NetIncomeLoss	$ 43,441us-gaap_NetIncomeLoss
Adjustments to reconcile net income (loss) to net cash (used) provided by operating activities:
Depreciation and amortization	112,163	25,881
Amortization of debt discount	19,320	18,487
Loss on disposal of property and equipment	158	113
Stock-based compensation expense	16,437us-gaap_ShareBasedCompensation	12,013us-gaap_ShareBasedCompensation
Change in acquisition-related contingent consideration	14,188	4,600
Changes in operating assets and liabilities:
Accounts receivable, inventory, prepaid expenses and other assets	(345,642)	(56,439)
Accounts payable, accrued and other liabilities	49,349	(17,200)
Reserve for product returns, rebates, chargebacks and patient-focused promotional programs	10,287	35,093
Net cash (used) provided by operating activities	(157,899)	65,989
Cash flows from investing activities
Business acquisition, net of cash and cash equivalents acquired	(2,472,203)
Sale of short-term investments	44,867
Purchases of property and equipment	(10,271)	(2,755)
Net cash used in investing activities	(2,437,607)	(2,755)
Cash flows from financing activities
Debt issuance costs	(65,839)us-gaap_PaymentsOfDebtIssuanceCosts
Extinguishment of 2015 convertible senior notes	(25)
Excess tax benefit from stock-based compensation	20,741	2,849
Payments related to net settlement of stock-based awards	(5,464)	(1,754)
Proceeds from issuance of common stock upon exercise of stock options	3,492	2,893
Net cash provided by financing activities	1,872,905	3,988
Effect of exchange rate changes on cash	11	(246)
Net (decrease) increase in cash and cash equivalents	(722,590)	66,976
Cash and cash equivalents at beginning of period	1,157,850	751,006
Cash and cash equivalents at end of period	435,260	817,982
Supplemental Disclosure of Cash Flow Information
Cash paid for income taxes	48,437us-gaap_IncomeTaxesPaidNet	44,896us-gaap_IncomeTaxesPaidNet
Cash paid for interest	35,496	4,744
6.60% Senior Notes Due 2021 [Member]
Cash flows from financing activities
Proceeds from senior notes	750,000
Term Loan B Facility [Member]
Cash flows from financing activities
Proceeds from Term Loan B credit facility	1,200,000
Principal payments on Term Loan B credit facility	$ (30,000)

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The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (j)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 14

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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