Note 7 - Goodwill (Details) (USD $)	6 Months Ended			3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Sep. 30, 2013	Dec. 31, 2013 ISD Corporation [Member]	Sep. 30, 2013 ISD Corporation [Member]
Note 7 - Goodwill (Details) [Line Items]
Goodwill, Useful Life for Tax Purposes	15 years
Goodwill, Period Increase (Decrease)				$ 1,700,000
Goodwill	13,400,000		13,400,000		1,700,000
Goodwill, Impairment Loss	$ 0	$ 0