SIGNIFICANT ACCOUNTING POLICIES - Property and Equipment (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Accounting Policies [Abstract]
Depreciation expense on property and equipment	$ 31,300	$ 33,100
Property, Plant and Equipment [Line Items]
Property and equipment, gross	495,158	493,230
Accumulated depreciation	(255,204)	(238,439)
Net property and equipment before construction in progress	239,954	254,791
Capital improvements in progress	44,727	44,801
Property and equipment, net	$ 284,681	299,592
Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	40 years
Land, land easements and land improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 100,512	99,141
Land, land easements and land improvements \| Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	0 years
Land, land easements and land improvements \| Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	15 years
Buildings
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 35,724	37,166
Buildings \| Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	20 years
Buildings \| Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	40 years
Equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 224,769	223,880
Equipment \| Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	3 years
Equipment \| Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	40 years
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 19,998	19,779
Furniture and fixtures \| Minimum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	5 years
Furniture and fixtures \| Maximum
Property, Plant and Equipment [Line Items]
Property and equipment, useful life	10 years
Leasehold improvements and other
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 114,155	$ 113,264

Capital improvement amount of work in progress at the balance sheet date.

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Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year including capital improvement in progress; net of accumulated depreciation.

+ References

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

+ References

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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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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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