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Inventory (Tables)
3 Months Ended
Mar. 31, 2020
Inventory Disclosure [Abstract]  
Schedule of Inventory
Our inventory, net of allowance for obsolescence of $37,000 at March 31, 2020 and $24,000 at December 31, 2019, consisted of the following amounts:
(in thousands)
March 31, 2020December 31, 2019
Raw materials - current$17,407  $19,388  
Work-in-process2,017  1,692  
Inventory - current19,424  21,080  
Raw materials - long term (net of allowances of $37 and $24, respectively)
1,108  1,068  
Inventory - total$20,532  $22,148