XML 32 R17.htm IDEA: XBRL DOCUMENT v3.21.1
Inventory (Tables)
3 Months Ended
Mar. 31, 2021
Inventory Disclosure [Abstract]  
Schedule of Inventory
    March 31,     December 31,  
    2021     2020  
    ($ in thousands)  
Finished goods   $ 215     $ 350  
Work in process     223       376  
Raw materials and supplies     746       689  
    $ 1,184     $ 1,415