Grant and Awards (Narrative) (Details) - USD ($)				3 Months Ended		9 Months Ended
	Sep. 29, 2022	Jun. 15, 2020	Mar. 13, 2020	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Award [Line Items]
Revenue from grants				$ 1,225,000	$ 1,338,000	$ 3,001,000	$ 4,457,000
Medical Technology Enterprise Consortium [Member]
Award [Line Items]
Revenue from grants	$ 16,300,000	$ 15,000,000.0		1,200,000	1,300,000	3,000,000.0	4,500,000
Increase in expected revenue from grants	$ 1,300,000
Unbilled award receivable				1,000,000.0		1,000,000.0		$ 1,600,000
Cystic Fibrosis Foundation [Member]
Award [Line Items]
Research and development benefit				$ 0	$ 500,000	$ 0	$ 500,000
Award receivable			$ 1,000,000.0
Award agreement interruption period			360 days
Maximum [Member] | Cystic Fibrosis Foundation [Member]
Award [Line Items]
Amount of threshold development award			$ 5,000,000.0