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Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	$ 36,311		$ 36,311		$ 36,004
Less accumulated depreciation	23,057		23,057		22,495
Total property and equipment, net	13,254		13,254		13,509
Depreciation	1,300	$ 1,300	2,600	$ 2,600
Housekeeping and Dietary equipment
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	22,753		22,753		22,349
Computer hardware and software
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	12,570		12,570		12,665
Other
Property, Plant and Equipment [Line Items]
Total property and equipment, at cost	$ 988		$ 988		$ 990

X

- Definition

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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- Definition

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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- Definition

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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