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Property and Equipment (Details) (USD $)
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3 Months Ended | 12 Months Ended | 3 Months Ended | |||
|---|---|---|---|---|---|---|
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Dec. 31, 2014
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2010
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Dec. 31, 2009
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Dec. 31, 2013
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| Property, Plant and Equipment [Line Items] | ||||||
| Furniture and fixtures | $ 3,807,000us-gaap_FurnitureAndFixturesGross | $ 3,807,000us-gaap_FurnitureAndFixturesGross | $ 3,625,000us-gaap_FurnitureAndFixturesGross | $ 3,625,000us-gaap_FurnitureAndFixturesGross | ||
| Office equipment | 2,228,000us-gaap_FixturesAndEquipmentGross | 2,228,000us-gaap_FixturesAndEquipmentGross | 1,170,000us-gaap_FixturesAndEquipmentGross | 1,170,000us-gaap_FixturesAndEquipmentGross | ||
| Computer equipment | 7,017,000us-gaap_PropertyPlantAndEquipmentOther | 7,017,000us-gaap_PropertyPlantAndEquipmentOther | 6,396,000us-gaap_PropertyPlantAndEquipmentOther | 6,396,000us-gaap_PropertyPlantAndEquipmentOther | ||
| Computer software | 500,000us-gaap_CapitalizedComputerSoftwareGross | 500,000us-gaap_CapitalizedComputerSoftwareGross | ||||
| Leasehold improvements | 7,008,000us-gaap_LeaseholdImprovementsGross | 7,008,000us-gaap_LeaseholdImprovementsGross | 6,883,000us-gaap_LeaseholdImprovementsGross | 6,883,000us-gaap_LeaseholdImprovementsGross | ||
| Property, Plant and Equipment, Gross | 31,599,000us-gaap_PropertyPlantAndEquipmentGross | 31,599,000us-gaap_PropertyPlantAndEquipmentGross | 29,161,000us-gaap_PropertyPlantAndEquipmentGross | 29,161,000us-gaap_PropertyPlantAndEquipmentGross | ||
| Less accumulated depreciation | (28,415,000)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | (28,415,000)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | (27,593,000)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | (27,593,000)us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment | ||
| Property and equipment, net | 3,184,000us-gaap_PropertyPlantAndEquipmentNet | 3,184,000us-gaap_PropertyPlantAndEquipmentNet | 1,568,000us-gaap_PropertyPlantAndEquipmentNet | 1,568,000us-gaap_PropertyPlantAndEquipmentNet | ||
| Depreciation and amortization expense (1) | 1,600,000us-gaap_Depreciation | 1,400,000us-gaap_Depreciation | ||||
| Asset Impairment Charges | 600,000us-gaap_AssetImpairmentCharges | 2,086,000us-gaap_AssetImpairmentCharges | 0us-gaap_AssetImpairmentCharges | |||
| Segment, Discontinued Operations [Member] | ||||||
| Property, Plant and Equipment [Line Items] | ||||||
| Asset Impairment Charges |
600,000us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = us-gaap_SegmentDiscontinuedOperationsMember |
700,000us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = us-gaap_SegmentDiscontinuedOperationsMember |
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| Marketing Services [Member] | ||||||
| Property, Plant and Equipment [Line Items] | ||||||
| Asset Impairment Charges |
600,000us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = pdii_MarketingServicesMember |
100,000us-gaap_AssetImpairmentCharges / us-gaap_StatementBusinessSegmentsAxis = pdii_MarketingServicesMember |
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| Software for internal use [Member] | ||||||
| Property, Plant and Equipment [Line Items] | ||||||
| Computer software |
11,539,000us-gaap_CapitalizedComputerSoftwareGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
11,539,000us-gaap_CapitalizedComputerSoftwareGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
11,087,000us-gaap_CapitalizedComputerSoftwareGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
11,087,000us-gaap_CapitalizedComputerSoftwareGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
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| Capitalized Computer Software, Amortization |
200,000us-gaap_CapitalizedComputerSoftwareAmortization / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
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| Capitalized Computer Software, Net |
1,000,000us-gaap_CapitalizedComputerSoftwareNet / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
1,000,000us-gaap_CapitalizedComputerSoftwareNet / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
700,000us-gaap_CapitalizedComputerSoftwareNet / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
700,000us-gaap_CapitalizedComputerSoftwareNet / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforinternaluseMember |
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| Software for external use [Member] | ||||||
| Property, Plant and Equipment [Line Items] | ||||||
| Computer software |
$ 0us-gaap_CapitalizedComputerSoftwareGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforexternaluseMember |
$ 0us-gaap_CapitalizedComputerSoftwareGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforexternaluseMember |
$ 0us-gaap_CapitalizedComputerSoftwareGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforexternaluseMember |
$ 0us-gaap_CapitalizedComputerSoftwareGross / us-gaap_PropertyPlantAndEquipmentByTypeAxis = pdii_SoftwareforexternaluseMember |
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- Definition
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
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| X | ||||||||||
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- Definition
Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
For each income statement presented, the amount charged to expense for amortization of capitalized computer software costs. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount before accumulated amortization of capitalized costs for computer software, including but not limited to, acquired and internally developed computer software. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The carrying amount of capitalized computer software costs net of accumulated amortization as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before accumulated depreciation of fixtures and equipment. Includes, but is not limited to, machinery, equipment, and engines. No definition available.
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- Definition
Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before accumulated depreciation of additions or improvements to assets held under a lease arrangement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before accumulated depreciation, depletion and amortization of other physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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