Note 2 - Acquisition (Details) (USD $)	3 Months Ended		9 Months Ended			3 Months Ended		9 Months Ended						1 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Oct. 02, 2012 Pro Forma [Member] Term Loan 2 [Member]	Jun. 30, 2014 Pro Forma [Member] Nave Communications [Member]	Jun. 30, 2013 Pro Forma [Member] Nave Communications [Member]	Jun. 30, 2014 Pro Forma [Member] Nave Communications [Member]	Jun. 30, 2013 Pro Forma [Member] Nave Communications [Member]	Jan. 31, 2014 Term Loan 2 [Member]	Jun. 30, 2014 Nave Communications [Member] Other Current Liabilities [Member]	Jun. 30, 2014 Nave Communications [Member] Other Noncurrent Liabilities [Member]	Feb. 28, 2014 Nave Communications [Member]	Feb. 28, 2014 Nave Communications [Member] Minimum [Member]
Note 2 - Acquisition (Details) [Line Items]
Business Combination, Contingent Consideration, Liability											$ 1,000,000	$ 1,800,000	$ 3,000,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill													8,228,000
Business Combination, Contingent Consideration, Earn-out Payments as Percentage of Acquiree's Annual EBITDA in Excess of Threshold													70.00%
Earnings before Interest, Taxes, Depreciation and Amortization														2,000,000
Amortization of Intangible Assets							200,000	700,000	700,000
Interest Expense	100,113	6,377	131,107	19,767		51,000		153,000	153,000
Debt Instrument, Face Amount					5,000,000					5,000,000
Business Combination, Acquisition Related Costs									$ 600,000