Note 5 - Property, Plant and Equipment, Net Depreciation Expense (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Depreciation [Abstract]
Depreciation expense	$ 364,264	$ 361,152	$ 741,779	$ 697,895