PROPERTY, EQUIPMENT AND FACILITIES (Details) - USD ($) $ in Thousands			12 Months Ended
		Jun. 08, 2023	Dec. 31, 2023	Dec. 31, 2022
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross			$ 191,018	$ 170,307
Less accumulated depreciation and amortization	[1]		(140,161)	(146,367)
Property, equipment and facilities, Net			50,857	23,940
Impairment of long-lived assets		$ 400		$ 1,000
Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration]				Goodwill and Intangible Asset Impairment
Impairment of property amount				$ 400
Impairment of ROU asset				600
Depreciation and amortization expense			6,800	6,400
Land [Member]
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross			52	52
Buildings and Improvements [Member]
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross	[1]		101,541	86,031
Increase in property, equipment and facilities			$ 7,000
Buildings and Improvements [Member] | Minimum [Member]
Property, equipment and facilities net [Abstract]
Useful life	[1]		1 year
Buildings and Improvements [Member] | Maximum [Member]
Property, equipment and facilities net [Abstract]
Useful life	[1]		25 years
Equipment, Furniture and Fixtures [Member]
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross			$ 80,214	82,585
Equipment, Furniture and Fixtures [Member] | Minimum [Member]
Property, equipment and facilities net [Abstract]
Useful life			1 year
Equipment, Furniture and Fixtures [Member] | Maximum [Member]
Property, equipment and facilities net [Abstract]
Useful life			7 years
Vehicles [Member]
Property, equipment and facilities net [Abstract]
Useful life			3 years
Property, equipment and facilities, Gross			$ 1,592	751
Construction in Progress [Member]
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross	[1]		7,620	$ 888
Building [Member] | New Campus [Member]
Property, equipment and facilities net [Abstract]
Increase in property, equipment and facilities			13,000
Building [Member] | Tesla Partnership [Member]
Property, equipment and facilities net [Abstract]
Increase in property, equipment and facilities			1,000
Machinery and Equipment [Member]
Property, equipment and facilities net [Abstract]
Increase in property, equipment and facilities			$ 9,000

[1] Includes net impairment charge of $0.4 million as of December 31, 2022