Note 3 - Marketable Investments (Tables)

9 Months Ended

Sep. 30, 2013

Investments, Debt and Equity Securities [Abstract]

Schedule of Available-for-sale Securities Reconciliation [Table Text Block]

	Amortized  Cost		Gross  Unrealized   Gains		Gross   Unrealized  Loss		Fair  Value
Available for Sale Securities
Corporate debt securities	$	3,000	$	-	$	-	$	3,000
	$	3,000	$	-	$	-	$	3,000