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Commitments and Contingencies - Contingencies - Additional Information (Details) - Licensing and patent infringement suit	1 Months Ended		3 Months Ended	12 Months Ended	50 Months Ended
	Mar. 31, 2019 claim	Apr. 30, 2016 USD ($)	Mar. 31, 2019 USD ($) claim	Dec. 31, 2016 USD ($)	Apr. 30, 2016 USD ($)
Loss Contingencies [Line Items]
Damages awarded to Trans Ova		$ 528,000
Cumulative payments for royalties and licenses					$ 3,170,000
Royalty payments not yet deposited		2,759,000			$ 2,759,000
Litigation settlement expense				$ 4,228,000
Royalty expense			$ 116,000
XY, LLC
Loss Contingencies [Line Items]
Damages awarded against Trans Ova		$ 6,066,000
Litigation settlement, ongoing royalty percentage		12.50%	18.75%
Enhancement rate on products utilizing reverse sorting		2.00%
Cumulative payments for royalties and licenses		$ 5.00	$ 6.25
Weighted blended royalty rate	12.63%
Claims dismissed (in claims) | claim			9
Total claims | claim			12
Claims pending resolution | claim	2		2

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