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Inventories
6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Inventories

7. Inventories

 

Inventories consisted of the following at June 30, 2018 (unaudited) and December 31, 2017 (in thousands):  

 

Continuing Operations

 

 

 

 

 

 

 

 

June 30, 2018

 

 

December 31, 2017

 

Raw materials

$

201

 

 

$

2

 

Work-in-process

 

-

 

 

 

-

 

 

 

201

 

 

 

2

 

Less: allowance

 

-

 

 

 

-

 

Total inventories

$

201

 

 

$

2