Quarterly report pursuant to Section 13 or 15(d)

Inventories

v3.20.2
Inventories
9 Months Ended
Sep. 30, 2020
Inventory Disclosure [Abstract]  
Inventories Inventories
Inventories consist of raw sand and processed sand available for sale, chemicals and other products sold as a bi-product of completion and production operations and supplies used in performing services. Inventory is stated at the lower of cost or market (net realizable value) on an average cost basis. The Company assesses the valuation of its inventories based upon specific usage, future utility, obsolescence and other factors. A summary of the Company's inventories is shown below (in thousands):
September 30, December 31,
2020 2019
Supplies $ 6,832  $ 9,598 
Raw materials 543  746 
Work in process 3,858  4,608 
Finished goods 2,064  2,531 
Total inventories $ 13,297  $ 17,483