Quarterly report pursuant to Section 13 or 15(d)

Note 16 - Stockholders' Equity (Detail)

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Note 16 - Stockholders' Equity (Detail) (USD $)
0 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended 18 Months Ended
Aug. 06, 2012
Aug. 13, 2012
Dec. 31, 2012
Dec. 31, 2012
Dec. 31, 2011
Jun. 30, 2012
Dec. 31, 2012
Nov. 11, 2011
Stock Repurchase Program, Number of Shares Authorized to be Repurchased (in Shares)               250,000
Share-based Compensation Arrangement by Share-based Payment Award, Shares Purchased for Award (in Shares)             4,430  
Payments for Repurchase of Common Stock         $ 19,417   $ 19,417  
Treasury Stock, Value     415,425 415,425   415,425 415,425  
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period (in Shares)     16,950 2,500        
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures       12,600        
Share-based Compensation (in Dollars)       6,850 6,000      
Share-based Goods and Nonemployee Services Transaction, Securities Issued       2,400   17,300    
Share-based Goods and Nonemployee Services Transaction, Stockholders' Equity       9,120   91,520    
Stock Issued During Period, Shares, New Issues (in Shares)           1,667,500    
Proceeds from Issuance of Common Stock       3,031   5,743,300    
Share Price (in Dollars per share)           $ 4.0    
Exercise Warrants Percentage           5.00%    
Warrant Exercise Price Percentage           125.00%    
Stockholders' Equity, Reverse Stock Split 5 to 15 shares into one              
Board Approved Ratio Reverse Split   10:1            
Restricted Stock Units (RSUs) [Member] | Officer [Member]
               
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period (in Shares)       5,000 21,000      
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures       25,200 135,075      
Allocated Share-based Compensation Expense       13,700 109,500      
Restricted Stock Units (RSUs) [Member] | Director [Member]
               
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period (in Shares)         12,000      
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures         154,400      
Allocated Share-based Compensation Expense         $ 40,000