Subsequent Events (Details) - Subsequent Event - Subsidiaries - USD ($)	Jun. 01, 2019	Apr. 29, 2018
Chargewave Ptd Ltd
Subsequent Event [Line Items]
License revenue, term of agreement		36 months
Liquidity transactions, percent of net proceeds entitled to		20.00%
Chargewave Ptd Ltd | Minimum
Subsequent Event [Line Items]
License revenue, percent of gross profits entitled to	0.00%	0.00%
Chargewave Ptd Ltd | Maximum
Subsequent Event [Line Items]
License revenue, percent of gross profits entitled to	70.00%	70.00%
Creative Clicks B.V.
Subsequent Event [Line Items]
License revenue, term of agreement		3 years
License revenue, percent of gross profits entitled to in years one and two		27.50%
License revenue, maximum revenue share in year one		$ 1,000,000
License revenue, percent of gross profits entitled to in year three		15.00%
License revenue, maximum revenue share in year three		$ 500,000