PROPERTY, EQUIPMENT AND FACILITIES (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross	$ 176,454	$ 224,688
Less accumulated depreciation and amortization	(153,335)	(176,300)
Property, equipment and facilities, Net	23,119	48,388
Depreciation and amortization expense	7,100	7,400
Land [Member]
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross	645	6,969
Buildings and Improvements [Member]
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross	$ 88,060	134,526
Buildings and Improvements [Member] \| Minimum [Member]
Property, equipment and facilities net [Abstract]
Useful life	1 year
Buildings and Improvements [Member] \| Maximum [Member]
Property, equipment and facilities net [Abstract]
Useful life	25 years
Equipment, Furniture and Fixtures [Member]
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross	$ 85,441	82,133
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	$ 751	733
Construction in Progress [Member]
Property, equipment and facilities net [Abstract]
Property, equipment and facilities, Gross	$ 1,557	$ 327

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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