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Inventories (Tables)
6 Months Ended
Jun. 30, 2021
Inventories [Abstract]  
Schedule of Inventory Current

Inventories, net of reserve for excess and obsolete items, consist of the following:

 

 

 

June 30,

 

 

December 31,

 

 

 

2021

 

 

2020

 

Work in process

 

$

44,080

 

 

$

34,355

 

Parts inventory

 

 

4,703

 

 

 

4,476

 

Total inventories, net

 

$

48,783

 

 

$

38,831