Related Party Transactions - Molecular Assemblies, Inc. (Details) - USD ($)	1 Months Ended		3 Months Ended		6 Months Ended		13 Months Ended
	Apr. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Dec. 31, 2020
Related Party Transaction [Line Items]
Payments to acquire other investments					$ 630,000	$ 1,000,000
Investment at cost basis			$ 3,430,000		3,430,000		$ 3,430,000	$ 1,450,000
Deferred revenue			5,479,000		5,479,000		5,479,000	4,791,000
Contract assets			4,528,000		4,528,000		4,528,000	4,526,000
Molecular Assemblies, Inc.
Related Party Transaction [Line Items]
Deferred revenue			400,000		400,000		400,000	0
Contract assets			0		0		$ 0	$ 500,000
Molecular Assemblies, Inc. | MCRA
Related Party Transaction [Line Items]
Research and development revenue from transactions with MAI			$ 300,000	$ 0	$ 500,000	$ 0
Series A Preferred Stock | Molecular Assemblies, Inc. | MCRA
Related Party Transaction [Line Items]
Number of shares received in exchange for services			714,171	0	1,428,342	0
Number of shares received in exchange for services							5,443,734
Molecular Assemblies, Inc. | Series A Preferred Stock
Related Party Transaction [Line Items]
Number of shares purchased	1,000,000	1,587,050		1,587,050		1,587,050
Payments to acquire other investments	$ 600,000	$ 1,000,000.0