Note 2 - Liquidity (Details) (USD $)	1 Months Ended	12 Months Ended
	Dec. 21, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2010	Dec. 31, 2009	Aug. 31, 2012	Dec. 31, 2011	Dec. 21, 2010
Accounting Policies [Abstract]
Cash and Cash Equivalents, at Carrying Value		$ 2,101,000	$ 2,536,000				$ 2,914,000
Line of Credit Facility, Remaining Borrowing Capacity		2,000,000
Line of Credit Facility, Maximum Borrowing Capacity		5,000,000				3,000,000		3,000,000
Net Income (Loss) Available to Common Stockholders, Basic		(1,392,000)	(3,927,000)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest		(84,000)	(3,927,000)
Working Capital		5,337,000
Proceeds from Issuance of Private Placement	2,000,000		2,000,000	7,213,000	5,304,000
Line of Credit Facility, Amount Outstanding		$ 3,000,000