Revenue from Contracts with Customers - Schedule of Disaggregated Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	$ 22,604	$ 30,345	$ 49,209	$ 58,033
Instruments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	9,800	4,940	19,634	9,258
Consumables
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	8,369	14,388	19,869	28,848
Total product revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	18,169	19,328	39,503	38,106
Service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	2,975	3,042	6,137	5,614
Total product and service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	21,144	22,370	45,640	43,720
Collaboration revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,460	7,975	3,569	14,313
Americas
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	15,334	22,578	34,934	41,505
Americas | Instruments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	6,577	3,596	13,658	5,786
Americas | Consumables
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	5,375	8,840	13,747	17,444
Americas | Total product revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	11,952	12,436	27,405	23,230
Americas | Service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,922	2,167	3,960	3,962
Americas | Total product and service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	13,874	14,603	31,365	27,192
Americas | Collaboration revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,460	7,975	3,569	14,313
Europe and Middle East
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	5,759	6,308	10,924	13,508
Europe and Middle East | Instruments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	2,475	960	4,263	2,490
Europe and Middle East | Consumables
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	2,406	4,666	4,909	9,723
Europe and Middle East | Total product revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	4,881	5,626	9,172	12,213
Europe and Middle East | Service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	878	682	1,752	1,295
Europe and Middle East | Total product and service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	5,759	6,308	10,924	13,508
Europe and Middle East | Collaboration revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	0	0	0	0
Asia Pacific
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,511	1,459	3,351	3,020
Asia Pacific | Instruments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	748	384	1,713	982
Asia Pacific | Consumables
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	588	882	1,213	1,681
Asia Pacific | Total product revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,336	1,266	2,926	2,663
Asia Pacific | Service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	175	193	425	357
Asia Pacific | Total product and service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,511	1,459	3,351	3,020
Asia Pacific | Collaboration revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	$ 0	$ 0	$ 0	$ 0