BALANCE SHEET COMPONENTS (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Dec. 31, 2023
Unbilled receivables - non-current	$ 10,216,000		$ 10,216,000		$ 1,069,000
Depreciation and amortization	800,000	$ 1,200,000	2,900,000	$ 3,800,000
Goodwill, carrying amount	15,011,000		$ 15,011,000		15,029,000
Intangible assets, amortization period			4 years 7 months 6 days
Impairment of goodwill	0	$ 0	$ 0	$ 0
Allowance for credit loss on sales-type lease receivables	0		0		0
Accounts Receivable
Unbilled receivables	20,700,000		20,700,000		16,400,000
Other Non-current Assets
Unbilled receivables - non-current	$ 10,200,000		$ 10,200,000		$ 1,100,000