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Concentrations (Details Textual) | 3 Months Ended
--- | ---
Mar. 31, 2013 | Mar. 31, 2012
Tiburon Customer Concentration Risk [Member] |  |
Concentration Risk, Revenue, Percentage | 11.00% | 17.00%
Lexmark Customer Concentration Risk [Member] |  |
Concentration Risk, Revenue, Percentage |  | 14.00%
Government Contracts Concentration Risk [Member] |  |
Concentration Risk, Revenue, Percentage | 45.00% | 41.00%
Muratec America Customer Concentration Risk [Member] |  |
Concentration Risk, Revenue, Percentage | 10.00% |
Customer 1 [Member] |  |
Concentration Risk, Gross, Accounts Receivables, Percentage | 10.00% | 22.00%
Customer 2 [Member] |  |
Concentration Risk, Gross, Accounts Receivables, Percentage | 8.00% | 0.00%

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- Definition Concentration Risk associated with the Accounts Receivable Gross of the company. + References No definition available. + Details
Name: | gwiv_ConcentrationRiskGrossAccountsReceivablesPercentage
Namespace Prefix: | gwiv_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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- Definition Concentration Risk associated with the Revenues of the company. + References No definition available. + Details
Name: | gwiv_ConcentrationRiskRevenuePercentage
Namespace Prefix: | gwiv_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration