Note 5 - Summary of Intangible Assets (Details) - USD ($)	Dec. 31, 2015	Sep. 30, 2015
Customer Relationships [Member]
Gross intangible	$ 22,104,000	$ 22,104,000
Accumulated amortization	(11,539,000)	(10,406,000)
Net intangibles	10,565,000	11,698,000
Developed Technology Rights [Member]
Gross intangible	2,525,000	2,525,000
Accumulated amortization	(1,359,000)	(1,233,000)
Net intangibles	1,166,000	1,292,000
Gross intangible	24,629,000	24,629,000
Accumulated amortization	(12,898,000)	(11,639,000)
Net intangibles	$ 11,731,000	$ 12,990,000