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Note 9 - Long-Term Debt (Detail) (USD $)
0 Months Ended 7 Months Ended
Mar. 15, 2012
Aug. 05, 2011
Sep. 30, 2012
Aug. 05, 2012
Aug. 05, 2011
HSBC Bank [Member]
Revolving Credit Facility [Member]
Aug. 05, 2011
HSBC Bank [Member]
Five-Year Term Loan [Member]
Aug. 05, 2011
HSBC Bank [Member]
Aug. 01, 2011
Capital One Bank [Member]
Mar. 15, 2012
LIBOR [Member]
Aug. 01, 2011
Capital One Bank Term Loan [Member]
Mar. 15, 2012
HSBC Bank Mortgage Loan [Member]
Line of Credit Facility, Maximum Borrowing Capacity         $ 7,000,000   $ 9,100,000 $ 5,000,000      
Debt Instrument, Face Amount           2,100,000       2,100,000 6,000,000
Debt Instrument, Maturity Date   Aug. 05, 2014                  
Debt Instrument, Interest Rate Terms   Interest on the unpaid principal balance on this facility accrues at either (i) the London Interbank Offered Rate("LIBOR") plus 1.75% or (ii) HSBC's prime rate minus 0.50%.                  
Debt Instrument, Interest Rate, Stated Percentage   3.045%                  
Debt Instrument, Collateral   Borrowings under this term loan were additionally collateralized by $1 million of restricted cash deposits, provided that, so long as no event of default occurred and continues, HSBC will release $200,000 of the collateral on each anniversary of the closing date.                  
Amount of Collateral Released by Lender       200,000              
Restricted Cash and Cash Equivalents       800,000              
Purchase Price for Property Exclusive of Closing Costs $ 7,200,000                    
Debt Instrument, Basis Spread on Variable Rate                 1.75%    
Line of Credit Facility, Interest Rate at Period End     1.97375%