XML 24 R15.htm IDEA: XBRL DOCUMENT
v3.22.1

INVENTORIES | 3 Months Ended
--- | ---
Mar. 31, 2022
INVENTORIES |
INVENTORIES | 8. INVENTORIES Inventories consist 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. In the table below, spare parts and components are included as part of raw materials and supplies; tools that are assembled using components are reported as finished goods. Inventories are recorded at the lower of cost or net realizable value. Cost is determined using first-in, first-out method or the weighted average cost method. ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31,
​ | ​ | 2022 | ​ | 2021
(in thousands) | ​ | ​ | ​ | ​ | ​ | ​
Raw materials and supplies | ​ | $ | 83,001 | ​ | $ | 77,709
Finished goods | ​ | ​ | 1,380 | ​ |  | 1,274
Ending balance | ​ | $ | 84,381 | ​ | $ | 78,983
​

X
- References No definition available. + Details
Name: | us-gaap_InventoryDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition 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. + References 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 + Details
Name: | us-gaap_InventoryDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration