Consolidated Statements of Cash Flows (Parenthetical)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013
Warrants issued (in shares)	193,798
Issuance of shares of common stock upon conversion of convertible note	486,923
TopoTarget
Issuance of common stock upon acquisition, shares	688,717
Finesco
Issuance of common stock upon acquisition, shares		2,592,592
PediatRx Inc.
Issuance of common stock to PediatRx Inc. for co-promote agreement, shares		373,134