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Subsequent Events	3 Months Ended
Subsequent Events	Mar. 31, 2016
Subsequent Events [Abstract]
Subsequent event	Subsequent event On May 2, 2016, Codexis announced the completion of the third and final Wave in the transfer of its proprietary CodeEvolver^® protein engineering platform technology to GlaxoSmithKline (GSK). Codexis expects to receive a $7.5 million payment from GSK for completion of this milestone in the second quarter of 2016.