Revenue from Contracts with Customers - Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019	Dec. 31, 2018
Disaggregation Of Revenue [Line Items]
Agreements for product and product-related services revenue, description			The Company’s agreements for product and product-related services revenue have an expected duration of one year or less
Revenue recognized			$ 946,452	$ 1,109,443
Service revenue	$ 1,777,098	$ 5,404,793	5,965,866	14,403,938
Profit sharing payments	940,892	2,939,007	2,931,026	7,492,905
Accounts receivable	1,370,201		1,370,201		$ 3,164,176
Research and development	1,255,416	2,570,355	4,914,467	7,898,742
Contract assets	42,000		42,000		0
Contract liabilities	524,756	563,628	524,756	563,628	599,454	$ 410,947
SOW Two
Disaggregation Of Revenue [Line Items]
Accounts receivable	100,000		100,000		200,000
Research and development		200,000	400,000	1,300,000
SOW Three
Disaggregation Of Revenue [Line Items]
Accounts receivable	0		0		$ 800,000
Research and development		300,000		600,000
Custom RUO Assay Design and Related Agreements
Disaggregation Of Revenue [Line Items]
Revenue recognized	0	0	0	41,137
Collaborative Development Services
Disaggregation Of Revenue [Line Items]
Service revenue	76,030	1,093,750	548,135	3,006,022
Collaborative Development Services | SOW Two
Disaggregation Of Revenue [Line Items]
Service revenue	100,000	600,000	500,000	2,200,000
Profit sharing payments	100,000	300,000	100,000	400,000
Collaborative Development Services | SOW Three
Disaggregation Of Revenue [Line Items]
Service revenue	0	$ 500,000	$ 0	$ 800,000
Minimum
Disaggregation Of Revenue [Line Items]
Customer payment term			30 days
Maximum
Disaggregation Of Revenue [Line Items]
Customer payment term			90 days
Maximum | SOW Two
Disaggregation Of Revenue [Line Items]
Research and development	$ 100,000
Maximum | QIAGEN Manchester Limited
Disaggregation Of Revenue [Line Items]
Term of agreement			1 year