The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585

Name:	us-gaap_ProceedsFromSaleOfProductiveAssets
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

SUBSEQUENT EVENTS (Details) - USD ($) $ in Thousands		12 Months Ended
SUBSEQUENT EVENTS (Details) - USD ($) $ in Thousands	Mar. 07, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Subsequent Event [Line Items]
Proceeds from disposal of assets		$ 3,528	$ 2,645	$ 934
Subsequent Event \| Superior Plant Rentals (SPR)
Subsequent Event [Line Items]
Proceeds from disposal of assets	$ 3,000