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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Summary of Significant Accounting Policies - Additional Information (Details) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016 USD ($) segment $ / shares shares	Sep. 30, 2015 USD ($) shares	Sep. 30, 2016 USD ($) $ / shares shares	Sep. 30, 2015 USD ($) shares
Line of Credit Facility [Line Items]
Impairment loss on investments	$ 0	$ 5,485	$ 0	$ 5,485
Anti-dilutive securities excluded from computation of earnings per share amount \| shares	106	1,786	106	1,786
Contract manufacturing revenue	$ 6,345	$ 8,860	$ 17,537	$ 19,044
Number of business segments \| segment	1
Continuing Operations
Line of Credit Facility [Line Items]
Contract manufacturing revenue	$ (200)		$ 600
Change in estimate, effect of change on earnings per share \| $ / shares	$ (0.01)		$ 0.02
Zohydro ER and Sumavel DosePro
Line of Credit Facility [Line Items]
Period to accept returned unused product prior to expiration			6 months
Period to accept returned unused product after product expiration			12 months
Endo Ventures Supply Agreement \| Minimum
Line of Credit Facility [Line Items]
Term of supply agreement			8 years
Equity Securities
Line of Credit Facility [Line Items]
Impairment loss on investments		$ 5,485		$ 5,485