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

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

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-Section S99

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-Subparagraph (SX 210.5-02.14)

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-Publisher SEC

-Name Regulation S-X (SX)

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-Section 02

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (b)

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

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-Topic 210

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-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.13)

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Property and Equipment Property and Equipment (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 38,147us-gaap_PropertyPlantAndEquipmentGross	$ 36,626us-gaap_PropertyPlantAndEquipmentGross
Less—Accumulated depreciation	(11,775)	(10,471)
Property and equipment, net	26,372us-gaap_PropertyPlantAndEquipmentNet	26,155us-gaap_PropertyPlantAndEquipmentNet
Depreciation	1,324us-gaap_Depreciation	1,354us-gaap_Depreciation	1,380us-gaap_Depreciation
Land [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	770	770
Land Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,681	1,672
Building [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	4,727	4,727
Building Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	27,062	25,571
Vehicles [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	282	273
Furniture, fixtures and equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	3,540	3,357
Construction in Progress [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 85	$ 256