REVENUE RECOGNITION - Summary of Disaggregated Revenues (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Disaggregation Of Revenue [Line Items]
Total revenue	$ 2,137	$ 3,295
Device
Disaggregation Of Revenue [Line Items]
Total revenue	1,522	2,704
Device | Point In Time
Disaggregation Of Revenue [Line Items]
Total revenue	1,522	2,704
Service
Disaggregation Of Revenue [Line Items]
Total revenue	615	591
Service | Over Time
Disaggregation Of Revenue [Line Items]
Total revenue	$ 615	$ 591