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Stockholders' Equity - Additional Information (Detail) (USD $)
 12 Months Ended
Nov. 02, 2014
vote
Nov. 03, 2013
Oct. 28, 2012
Jun. 02, 2008
Equity, Class of Treasury Stock [Line Items]        
Common stock, voting rights Each outstanding share of common stock is entitled to one vote per share on all matters submitted to a vote by shareholders      
Common stock, votes per share 1visi_CommonStockVotingRightsVotesPerShare      
Common stock, dividends declared $ 0us-gaap_CommonStockDividendsPerShareDeclared $ 0us-gaap_CommonStockDividendsPerShareDeclared $ 0us-gaap_CommonStockDividendsPerShareDeclared  
Common stock, dividends paid $ 0us-gaap_CommonStockDividendsPerShareCashPaid $ 0us-gaap_CommonStockDividendsPerShareCashPaid $ 0us-gaap_CommonStockDividendsPerShareCashPaid  
Common stock, shares redemption 0visi_CommonStockRedemptionShares      
Preferred stock, shares outstanding 0us-gaap_PreferredStockSharesOutstanding      
Common Stock [Member]        
Equity, Class of Treasury Stock [Line Items]        
Common stock repurchase, repurchased shares 0visi_StockRepurchaseProgramNumberofSharesRepurchased
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonStockMember		 0visi_StockRepurchaseProgramNumberofSharesRepurchased
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonStockMember		    
2008 Authorization [Member] | Common Stock [Member]        
Equity, Class of Treasury Stock [Line Items]        
Common stock repurchase, authorized shares       1,500,000us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
/ us-gaap_ShareRepurchaseProgramAxis
= visi_TwoThousandAndEightStockPlanMember
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonStockMember
Common stock repurchase, shares remaining 309,255us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased
/ us-gaap_ShareRepurchaseProgramAxis
= visi_TwoThousandAndEightStockPlanMember
/ us-gaap_StatementClassOfStockAxis
= us-gaap_CommonStockMember