14. Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Supplemental disclosures of Cash Flow Information:
Cash paid for income taxes, net	$ 140	$ 615
Cash paid for interest	27,736	4,609
Supplemental disclosures of Non-cash Investing and Financing Activities:
Conversion of 8.00% Convertible notes	60,172	0
Issuance of 1,682,086 shares to Zogenix for Zohydro acquisition	11,926	0
Acquisition of TREXIMET® - warrants issued to Pozen	0	2,359
Acquisition of license - contract payable	$ 0	$ 1,950