INVENTORIES	3 Months Ended
Mar. 31, 2021
INVENTORIES
INVENTORIES	9. INVENTORIES Inventories of $80,165,000 at March 31, 2021 and $82,918,000 at December 31, 2020 consist of raw materials, parts and supplies.

The entire disclosure for inventory. Includes, but is not limited to, the basis of stating inventory, the method of determining inventory cost, the classes of inventory, and the nature of the cost elements included in inventory.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 330
-URI http://asc.fasb.org/topic&trid=2126998

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