Inventories - Narratives (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Inventory
Provision for excess and obsolete inventory			$ 666,000	$ 687,000
Provision recorded	$ 1,000,000	$ 0	1,036,000	0
Chemistry Technologies
Inventory
Provision for excess and obsolete inventory	44,800	100,000	800,000	500,000
Data Analytics
Inventory
Provision for excess and obsolete inventory	$ 14,400	$ 0	$ 100,000	$ 200,000