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Deferred Compensation (Details Textual) (USD $)	6 Months Ended
	Jun. 30, 2012	Dec. 31, 2011
Deferred Compensation Liability, Current and Noncurrent	$ 215,012	$ 215,012
Deferred Compensation Payment Date	2015-03-31

X

- Definition

The payment date of deferred compensation.

+ References

No definition available.

+ Details

Name:	gwiv_DeferredCompensationPaymentDate
Namespace Prefix:	gwiv_
Data Type:	xbrli:dateTimeItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Aggregate carrying value as of the balance sheet date of the liabilities for all deferred compensation arrangements. Represents currently earned compensation under compensation arrangements that is not actually paid until a later date.

+ References

No definition available.

+ Details

Name:	us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant