Commitments and Contingencies (Details) (USD $)	1 Months Ended							0 Months Ended	1 Months Ended
	Jul. 31, 2012 claim	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2013 Accrued Liabilities [Member]	Dec. 31, 2012 Accrued Liabilities [Member]	Sep. 30, 2013 Other Noncurrent Liabilities [Member]	Dec. 31, 2012 Other Noncurrent Liabilities [Member]	May 06, 2013 Pending Litigation [Member] PROLOR Biotech, Inc. Shareholders' Litigation [Member] Suit	Nov. 30, 2012 Pending Litigation [Member] Adrian Golstein, M.D., Former Employee of OURLab [Member]
Loss Contingencies [Line Items]
Number of putative class action suits filed								5
Recovery of compensatory damages									$ 20,000,000
Number of claims included in post-payment audit	183
Business Acquisition, Contingent Consideration [Line Items]
Contingent consideration		$ 69,200,000	$ 20,000,000	$ 3,700,000	$ 5,100,000	$ 65,500,000	$ 14,900,000