Note 3 - Line of Credit (Details) (USD $)				9 Months Ended			9 Months Ended
	Jan. 02, 2012	Nov. 14, 2013 Subsequent Event [Member]	Apr. 29, 2011 Credit Agreement [Member]	Sep. 30, 2013 Credit Agreement Amendment [Member]	Oct. 24, 2012 Credit Agreement Amendment [Member]	Jan. 02, 2012 Credit Agreement Amendment [Member]	Sep. 30, 2013 Second Credit Agreement Amendment [Member]	Oct. 24, 2012 Second Credit Agreement Amendment [Member]	Jan. 02, 2012 Credit Agreement Amendment [Member]	Sep. 30, 2013 Minimum [Member] Second Credit Agreement Amendment [Member]
Note 3 - Line of Credit (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			$ 500,000
Line of Credit Facility, Increase In Borrowing Capacity						1,500,000
Line of Credit Facility, Amount Outstanding		1,100,000				500,000		1,500,000
Line of Credit Facility, Borrowing Base Percentage Of Collateral Modified To								75.00%	65.00%
Line of Credit Facility, Borrowing Base Percentage Of Collateral Modified From						80.00%		65.00%
Line of Credit Facility, Covenant Compliance Net Worth Increase To						21,250,000		5,000,000
Line of Credit Facility, Covenant Compliance Net Worth Increase From	$ 20,000,000				$ 22,000,000			$ 21,250,000
Debt Instrument, Basis Spread on Variable Rate				2.00%			1.00%
Debt Instrument, Interest Rate, Stated Percentage										5.00%