Quarterly report pursuant to Section 13 or 15(d)

Liquidity, Financial Condition and Management's Plans (Details)

v2.4.1.9
Liquidity, Financial Condition and Management's Plans (Details) (Subsequent Event [Member], USD $)
1 Months Ended
Apr. 30, 2015
Subsequent Event [Member]
 
Liquidity, Financial Condition, And Managements Plans [Line Items]  
Number of shares sold 1,670,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Price per share $ 3.00us-gaap_SharePrice
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Net proceeds from initial public offering $ 5,010,000us-gaap_StockIssuedDuringPeriodValueNewIssues
/ us-gaap_SubsequentEventTypeAxis
= us-gaap_SubsequentEventMember
Proceeds from shares issued, net of issuance costs $ 4,400,000ipdn_StockIssuedDuringPeriodValueNewIssuesNetOfIssuanceCosts
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= us-gaap_SubsequentEventMember