Stockholders' Equity (Detail Textuals 2) $ / shares in Units, $ in Millions	Feb. 24, 2016 USD ($) $ / shares
Stockholders' Equity Note [Abstract]
Bid price below common stock price per share \| $ / shares	$ 1.00
Market value of publicly held shares \| $	$ 1

This element represents amount of bid price below common stock price per share.

No definition available.

Name:	gnvc_BidPriceBelowCommonStockPricePerShare
Namespace Prefix:	gnvc_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant