XML 24 R10.htm IDEA: XBRL DOCUMENT v3.21.2
INVENTORIES
6 Months Ended
Jun. 30, 2021
INVENTORIES  
INVENTORIES

3.    INVENTORIES

Inventories include costs of materials, direct labor and manufacturing overhead, and are stated at the lower of cost (first-in, first-out basis) or net realizable value, as follows (in thousands):

    

June 30, 

    

December 31, 

2021

2020

Parts and raw materials

$

50,006

$

44,750

Work-in-process

 

6,604

 

6,186

Finished goods

 

11,166

 

12,042

$

67,776

$

62,978