Note 2 - Inventories (Tables)

3 Months Ended

Dec. 31, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	December 31, 2013			September 30, 2013
New	$	18,957,434		$	16,355,035
Refurbished		5,959,050			6,125,418
Allowance for excess and obsolete inventory		(1,910,000	)		(1,750,000	)
	$	23,006,484		$	20,730,453