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Commitments and Contingencies (Details)
1 Months Ended 6 Months Ended
May 31, 2005
USD ($)
Jun. 30, 2013
USD ($)
Jun. 30, 2013
Minimum [Member]
USD ($)
Jun. 30, 2013
European Central Bank [Member]
Germany [Member]
USD ($)
Jun. 30, 2013
European Central Bank [Member]
Germany [Member]
EUR (€)
Jun. 30, 2013
European Central Bank [Member]
Netherlands [Member]
USD ($)
Jun. 30, 2013
European Central Bank [Member]
Netherlands [Member]
EUR (€)
Jun. 30, 2013
European Central Bank [Member]
Luxembourg [Member]
USD ($)
Jun. 30, 2013
European Central Bank [Member]
Luxembourg [Member]
EUR (€)
Dec. 31, 2008
Dpi of Rochester Limited Liability Company [Member]
USD ($)
Commitments and Contingencies Disclosure [Line Items]                    
Attorneys and court fees       $ 168,000 € 129,000 $ 228,000 € 175,000 $ 120,000 € 93,752  
Money damages sought from Coupons.com     10,000,000              
Settlement payment 150,000                  
Assets acquisition, contingency                   50,000
Consulting fees   94,000                
Consulting fees, future monthly payments   $ 265,000