Revenue from Contracts with Customers - Product and Product-Related Service Revenue from Sale of Instruments and Consumables (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation Of Revenue [Line Items]
Product and product-related services revenue	$ 1,250,879	$ 2,520,410	$ 3,926,915	$ 6,029,760
HTG EdgeSeq | Instrument
Disaggregation Of Revenue [Line Items]
Product and product-related services revenue	62,488	407,130	433,486	1,028,348
HTG EdgeSeq | Consumables
Disaggregation Of Revenue [Line Items]
Product and product-related services revenue	509,994	793,542	1,811,463	2,265,894
HTG EdgeSeq | Product revenue
Disaggregation Of Revenue [Line Items]
Product and product-related services revenue	572,482	1,200,672	2,244,949	3,294,242
HTG EdgeSeq | Custom RUO assay design
Disaggregation Of Revenue [Line Items]
Product and product-related services revenue	0	0	0	48,350
HTG EdgeSeq | RUO Sample processing
Disaggregation Of Revenue [Line Items]
Product and product-related services revenue	678,397	1,319,738	1,681,966	2,687,168
HTG EdgeSeq | Product-related services revenue
Disaggregation Of Revenue [Line Items]
Product and product-related services revenue	678,397	1,319,738	1,681,966	2,735,518
HTG EdgeSeq | Product and product-related services
Disaggregation Of Revenue [Line Items]
Product and product-related services revenue	$ 1,250,879	$ 2,520,410	$ 3,926,915	$ 6,029,760