Note 2 - Acquisition (Details) - Preliminary Estimated Price for Nave Communications (USD $)	9 Months Ended	1 Months Ended
	Jun. 30, 2014	Feb. 28, 2014 Nave Communications [Member]
Business Combination, Separately Recognized Transactions [Line Items]
Cash payments, net of cash received		$ 9,630,647
Deferred guaranteed payments (a)	2,744,338	2,744,338	[1]
Net purchase price	$ 9,630,647	$ 12,374,985

[1] This amount represents the present value of $3.0 million in deferred payments, which will be paid in equal annual installments over thenext three years. Over the three year period, the Company will ratably record interest expense with the offset being the deferred paymentliability. As of June 30, 2014, the deferred guaranteed payments balance is $1.0 million in other current liabilities and $1.8 million inother long-term liabilities.