SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property and Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Property and Equipment
Gross property and equipment	$ 861,855	$ 834,425
Less accumulated depreciation and amortization	(273,908)	(253,618)
Property and equipment, net	587,947	580,807
Land
Property and Equipment
Gross property and equipment	32,977	32,986
Land improvements
Property and Equipment
Gross property and equipment	10,773	9,898
Buildings
Property and Equipment
Gross property and equipment	475,956	474,571
Building improvements
Property and Equipment
Gross property and equipment	70,860	55,432
Furniture
Property and Equipment
Gross property and equipment	246,045	235,233
Construction in progress
Property and Equipment
Gross property and equipment	7,541	8,211
Right of use assets
Property and Equipment
Gross property and equipment	13,855	14,246
Leasehold improvements
Property and Equipment
Gross property and equipment	$ 3,848	$ 3,848

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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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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