Summary of Significant Accounting Policies (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 item
Segment Information
Number of operating segments	1
Fair Value Measurements
Technology access fee payable in cash upon specified passage of time	$ 2.5
Laboratory equipment | Minimum
Property and equipment
Estimated useful life of the asset	3 years
Laboratory equipment | Maximum
Property and equipment
Estimated useful life of the asset	5 years
Furniture
Property and equipment
Estimated useful life of the asset	5 years
Computer equipment
Property and equipment
Estimated useful life of the asset	3 years
OvaTure Collaboration | Intrexon
Fair Value Measurements
Technology access fee payable in cash upon specified passage of time	$ 2.5
Discount rate used in valuation of technology access fees payable (as a percent)	15.00%