LIQUIDITY AND SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)					3 Months Ended		9 Months Ended
	Jul. 20, 2021	Apr. 16, 2021	Mar. 11, 2021	Aug. 18, 2020	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Significant Accounting Policies Disclosure [Line Items]
Working capital deficit							$ 61,600,000
Net loss					$ 405,000	$ (1,931,000)	(2,792,000)	$ (5,162,000)
Cash, cash equivalents, restricted cash and restricted cash equivalents					118,993,000	103,440,000	118,993,000	103,440,000	$ 119,990,000	$ 87,909,000
Short-term investments					11,147,000		11,147,000		$ 0
Deferred revenue, current					$ 212,100,000		$ 212,100,000
Cost of goods and services sold (as percentage of revenue)					39.00%
Consulting agreement, term (in years)	5 years
Face amount of debt	$ 90,000,000
Annual minimum principal payments year one	5.00%
Annual minimum principal payments year two	5.00%
Annual minimum principal payments year three	7.50%
Annual minimum principal payments year four	7.50%
Annual minimum principal payments year five	10.00%
Common stock, par value (in dollars per share)					$ 0.0001		$ 0.0001		$ 0.0001
Underwriter discounts and commissions							$ 0	2,948,000
Underwriter expenses							0	1,050,000
Professional fees					$ 6,145,000	$ 6,581,000	12,837,000	$ 14,130,000
Operating and capital lease payments due within next twelve months					$ 6,000,000		$ 6,000,000
March 2021 Offering
Significant Accounting Policies Disclosure [Line Items]
Sale of stock (shares)			7,800,000
Common stock, par value (in dollars per share)			$ 0.0001
Price per share (usd per share)			$ 7.75
Gross proceeds			$ 57,000,000
Underwriter discounts and commissions			2,900,000
Underwriter expenses			200,000
Professional fees			1,300,000
Proceeds from issuance of private placement, net			$ 55,600,000
August 2020 Offering
Significant Accounting Policies Disclosure [Line Items]
Sale of stock (shares)				6,100,000
Price per share (usd per share)				$ 4.50
Gross proceeds				$ 27,500,000
Underwriter discounts and commissions				1,700,000
Underwriter expenses				100,000
Professional fees				600,000
Proceeds from issuance of private placement, net				$ 25,100,000
Series A Preferred Stock
Significant Accounting Policies Disclosure [Line Items]
Redemption shares issued (shares)	87,802	60,000
Redemption percentage	13.00%
Redemption price	$ 88,400,000	$ 60,000,000
Aggregate redemption price	$ 87,800,000	$ 62,300,000
Preferred stock, dividends per share, declared (in dollars per share)	$ 1,000	$ 1,000
Redemption of accrued dividends	$ 600,000	$ 2,300,000
Per share amount of accrued dividends (in dollars per share)	$ 6.86	$ 39.05
Sale of stock (shares)			60,000