Acquisitions - Pro Forma Information - Tabular Disclosure - Pro Forma (Details) - USD ($) $ in Thousands	3 Months Ended			6 Months Ended	9 Months Ended
	Jun. 30, 2019	Dec. 31, 2018	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2019	Jun. 30, 2018
Business Acquisition, Pro Forma Information [Abstract]
Net income (loss)				$ (38,200)	$ (37,200)
Depreciation		$ 1,600
Interest expense		$ 2,000
GENEWIZ
Business Acquisition, Pro Forma Information [Abstract]
Revenue			$ 204,450		598,291	$ 561,397
Net income (loss)			$ 2,973		(37,233)	$ 53,318
Depreciation	$ 3,100				9,600
Interest expense	$ 4,900				$ 14,500