Goodwill and Acquired Intangible Assets - Schedule of Finite-lived Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 17,525	$ 17,525
Accumulated Amortization	(2,596)	(2,017)
Total	14,929	15,508
Acquired technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	17,325	17,325
Accumulated Amortization	(2,563)	(2,009)
Total	14,762	15,316
Trade name
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	200	200
Accumulated Amortization	(33)	(8)
Total	$ 167	$ 192