PROPERTY AND EQUIPMENT (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Property and equipment and related accumulated depreciation and amortization [Abstract]
Property and equipment, gross	$ 636,816	$ 637,276
Less accumulated depreciation and amortization	(161,841)	(155,363)
Property and equipment, net	474,975	481,913
Land and land improvements [Member]
Property and equipment and related accumulated depreciation and amortization [Abstract]
Property and equipment, gross	39,172	39,293
Buildings and improvements [Member]
Property and equipment and related accumulated depreciation and amortization [Abstract]
Property and equipment, gross	542,798	543,547
Furniture and equipment [Member]
Property and equipment and related accumulated depreciation and amortization [Abstract]
Property and equipment, gross	41,899	41,409
Leasehold improvements [Member]
Property and equipment and related accumulated depreciation and amortization [Abstract]
Property and equipment, gross	11,775	11,467
Construction in progress [Member]
Property and equipment and related accumulated depreciation and amortization [Abstract]
Property and equipment, gross	$ 1,172	$ 1,560

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived 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, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived 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, furniture and fixtures, and computer equipment.

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