DISCONTINUED OPERATIONS - Changes in Carrying Amount of Goodwill (Details) - Support Com - Discontinued Operations, Held-for-sale - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Disposal Group, Including Discontinued Operation, Goodwill [Roll Forward]
Goodwill, beginning balance	$ 3,062	$ 0
Support acquisition		45,369
Impairment charge	(3,062)	(42,307)
Goodwill, ending balance	$ 0	$ 3,062

Amount classified as goodwill attributable to disposal group held for sale or disposed of, expected to be disposed of after one year or the normal operating cycle, if longer.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant