Annual report pursuant to Section 13 and 15(d)

Customer Concentration (Details)

v2.4.1.9
Customer Concentration (Details) (Customer Concentration Risk [Member])
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Revenue [Member] | LinkedIn [Member]
    
Concentration Risk [Line Items]    
Concentration risk percentage 4.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueServicesNetMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_LinkedinMember 		50.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueServicesNetMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_LinkedinMember
Revenue [Member] | Apollo Group [Member]
    
Concentration Risk [Line Items]    
Concentration risk percentage 10.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueServicesNetMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_ApolloGroupMember 		36.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_SalesRevenueServicesNetMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_ApolloGroupMember
Accounts Receivable [Member] | LinkedIn [Member]
    
Concentration Risk [Line Items]    
Concentration risk percentage 3.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_LinkedinMember 		41.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_LinkedinMember
Accounts Receivable [Member] | Apollo Group [Member]
    
Concentration Risk [Line Items]    
Concentration risk percentage 1.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_ApolloGroupMember 		19.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_ApolloGroupMember
Accounts Receivable [Member] | Customer A [Member]
    
Concentration Risk [Line Items]    
Concentration risk percentage 15.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_CustomerOneMember 		  
Accounts Receivable [Member] | Customer B [Member]
    
Concentration Risk [Line Items]    
Concentration risk percentage 12.00%us-gaap_ConcentrationRiskPercentage1
/ us-gaap_ConcentrationRiskByBenchmarkAxis
= us-gaap_AccountsReceivableMember
/ us-gaap_ConcentrationRiskByTypeAxis
= us-gaap_CustomerConcentrationRiskMember
/ ipdn_ConcentrationRiskCustomerNameAxis
= ipdn_CustomerTwoMember