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INVENTORIES
6 Months Ended
Jun. 30, 2021
INVENTORIES  
INVENTORIES

9.    INVENTORIES

Inventories of $81,198,000 at June 30,2021 and $82,918,000 at December 31, 2020 consist of raw materials, parts and supplies.

Inventories, which consist principally of (i) raw materials and supplies that are consumed providing services to the Company’s customers, (ii) spare parts for equipment used in providing these services and (iii) components and attachments for manufactured equipment used in providing services, are recorded at the lower of cost or net realizable value.