Note 8 - Financial Highlights (Tables)

12 Months Ended

Dec. 31, 2014

Financial Highlights [Abstract]

Financial Highlights [Table Text Block]

	Year Ended December 31, 2014
Net asset value per Share, beginning of period	$	18.77
Net investment loss(a)		(0.09	)
Net realized and unrealized loss(b)		(3.39	)
Net decrease in net assets from operations		(3.48	)
Net asset value per Share, end of period	$	15.29
Total return, at net asset value(c)		(18.54	)%
Ratio to average net assets:
Net investment loss		(0.50	)%
Expenses		0.50	%