Quarterly report pursuant to Section 13 or 15(d)

Inventory - Schedule of Inventory (Details)

v3.20.1
Inventory - Schedule of Inventory (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Inventory Disclosure [Abstract]    
Devices - for resale $ 8,860 $ 13,559
Work in process 399  
Raw materials 5,357 4,522
Accessories 1,519 1,450
Total inventory $ 16,135 $ 19,531