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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Additions made to capitalized computer software costs during the period.

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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, Equipment and Capitalized Software - (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Property, Equipment and Capitalized Software [Line Items]
Property, equipment and capitalized software, gross	$ 27,635us-gaap_PropertyPlantAndEquipmentGross	$ 28,387us-gaap_PropertyPlantAndEquipmentGross
Accumulated depreciation and amortization	(20,842)	(20,146)
Net	6,793us-gaap_PropertyPlantAndEquipmentNet	8,241us-gaap_PropertyPlantAndEquipmentNet	6,916us-gaap_PropertyPlantAndEquipmentNet
Capitalized software costs, additions	1,683	1,686
Land [Member]
Property, Equipment and Capitalized Software [Line Items]
Property, equipment and capitalized software, gross	378	378
Buildings [Member]
Property, Equipment and Capitalized Software [Line Items]
Property, equipment and capitalized software, gross	4,342	4,342
Equipment [Member]
Property, Equipment and Capitalized Software [Line Items]
Property, equipment and capitalized software, gross	6,904	7,372
Furniture [Member]
Property, Equipment and Capitalized Software [Line Items]
Property, equipment and capitalized software, gross	3,224	3,088
Software Development [Member]
Property, Equipment and Capitalized Software [Line Items]
Property, equipment and capitalized software, gross	5,505	5,784
Other Software [Member]
Property, Equipment and Capitalized Software [Line Items]
Property, equipment and capitalized software, gross	2,761	2,869
Leasehold Improvements [Member]
Property, Equipment and Capitalized Software [Line Items]
Property, equipment and capitalized software, gross	$ 4,521	$ 4,554