Inventory (Details) - USD ($)	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Inventory [Line Items]
Finished goods	$ 12,492,000		$ 11,011,000
Work in process	929,000		813,000
Raw materials	5,801,000		4,869,000
Inventory	19,222,000		$ 16,693,000
Provision for inventory write-down	$ 928,000	$ 2,455,000
Avive
Inventory [Line Items]
Provision for inventory write-down		$ 1,251,000