Government Grant Funding and Potential Repayment Commitments Under Recoverable Cash Advance Grants (RCAs) (Tables)

12 Months Ended

Dec. 31, 2021

Research And Development Arrangement With Federal Government [Abstract]

Schedule of Activity for Grant Programs

The following table reflects activity for grant programs for the years ended December 31, 2021 and 2020 and end of year balances as of December 31, 2021 and December 31, 2020:

	RCA -1				RCA-2				Other Grants				Total
(In thousands)	2021		2020		2021		2020		2021		2020		2021		2020
Cash received	$	1,990	$	11,944	$	585		2,479	$	592	$	2,630	$	3,167	$	17,053
Grant income recognized		4,113		3,913		1,286		1,290		4,782		444		10,181		5,647
Grants receivable		1,832		—		1,097		—		1,093		133		4,022		133
Grants repayable		5,278		5,102		886		781		—		—		6,164		5,883