Annual report pursuant to Section 13 and 15(d)

Note 5 - Employee Benefit Plans (Detail) - The fair values of plan assets by major asset category:

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Note 5 - Employee Benefit Plans (Detail) - The fair values of plan assets by major asset category: (USD $)
Dec. 31, 2012
Dec. 31, 2011
Money Market Funds [Member] | Fair Value, Inputs, Level 1 [Member]
   
Cash and Cash Equivalents    
Money Markets $ 296,745 $ 801,651
Money Market Funds [Member]
   
Cash and Cash Equivalents    
Money Markets 296,745 801,651
Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member]
   
Cash and Cash Equivalents    
Money Markets 58,773  
Equity Securities [Member]
   
Cash and Cash Equivalents    
Money Markets 58,773  
Equity Funds [Member] | Fair Value, Inputs, Level 1 [Member]
   
Cash and Cash Equivalents    
Money Markets 1,223,629 1,026,046
Equity Funds [Member]
   
Cash and Cash Equivalents    
Money Markets 1,223,629 1,026,046
Fixed Income Funds [Member] | Fair Value, Inputs, Level 1 [Member]
   
Cash and Cash Equivalents    
Money Markets 1,578,122 1,272,797
Fixed Income Funds [Member]
   
Cash and Cash Equivalents    
Money Markets 1,578,122 1,272,797
Total [Member] | Fair Value, Inputs, Level 1 [Member]
   
Cash and Cash Equivalents    
Money Markets 3,157,269 3,100,494
Total [Member]
   
Cash and Cash Equivalents    
Money Markets $ 3,157,269 $ 3,100,494