REVENUE RECOGNITION - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Disaggregation of Revenue [Line Items]
Period of recognition, performance obligations	30 days
Period of recognition upon receipt of invoice	30 days
Amount recognized into revenue	$ 83	$ 300
Product Contracts
Disaggregation of Revenue [Line Items]
Payment terms	30 days
Rental Contracts
Disaggregation of Revenue [Line Items]
Payment terms	30 days

Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 8
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045

Name:	us-gaap_ContractWithCustomerLiabilityRevenueRecognized
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration