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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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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Property and Equipment - Schedule of Property and Equipment (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Jan. 01, 2019	Dec. 31, 2018
Property Plant And Equipment [Line Items]
Property and equipment, at cost	$ 793,831		$ 841,146
Less accumulated depreciation	(191,449)		(193,733)
Assets held for sale	602,382	$ 42,000	647,413
Land [Member]
Property Plant And Equipment [Line Items]
Property and equipment, at cost	256,017		283,137
Buildings and Site Improvements [Member]
Property Plant And Equipment [Line Items]
Property and equipment, at cost	336,602		361,579
Leasehold Improvements [Member]
Property Plant And Equipment [Line Items]
Property and equipment, at cost	8,123		7,936
Equipment [Member]
Property Plant And Equipment [Line Items]
Property and equipment, at cost	183,842		184,653
Construction in Progress [Member]
Property Plant And Equipment [Line Items]
Property and equipment, at cost	$ 9,247		$ 3,841