Revenue from Contracts with Customers - Schedule of Disaggregated Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	$ 33,863	$ 22,604	$ 65,480	$ 49,209
Instruments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	11,816	9,800	23,561	19,634
Consumables
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	17,981	8,369	33,944	19,869
Total product revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	29,797	18,169	57,505	39,503
Service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	3,835	2,975	7,521	6,137
Total product and service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	33,632	21,144	65,026	45,640
Collaboration revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	231	1,460	454	3,569
Americas
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	22,857	15,334	42,579	34,934
Americas | Instruments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	7,662	6,577	13,136	13,658
Americas | Consumables
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	12,467	5,375	23,807	13,747
Americas | Total product revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	20,129	11,952	36,943	27,405
Americas | Service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	2,497	1,922	5,182	3,960
Americas | Total product and service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	22,626	13,874	42,125	31,365
Americas | Collaboration revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	231	1,460	454	3,569
Europe and Middle East
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	8,371	5,759	16,119	10,924
Europe and Middle East | Instruments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	2,769	2,475	6,402	4,263
Europe and Middle East | Consumables
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	4,512	2,406	7,856	4,909
Europe and Middle East | Total product revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	7,281	4,881	14,258	9,172
Europe and Middle East | Service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,090	878	1,861	1,752
Europe and Middle East | Total product and service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	8,371	5,759	16,119	10,924
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	2,635	1,511	6,782	3,351
Asia Pacific | Instruments
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,385	748	4,023	1,713
Asia Pacific | Consumables
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	1,002	588	2,281	1,213
Asia Pacific | Total product revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	2,387	1,336	6,304	2,926
Asia Pacific | Service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	248	175	478	425
Asia Pacific | Total product and service revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	2,635	1,511	6,782	3,351
Asia Pacific | Collaboration revenue
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
Revenue	$ 0	$ 0	$ 0	$ 0