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Note 12 - Major Customers (Details)	3 Months Ended		6 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Note 12 - Major Customers (Details) [Line Items]
Minimum percentage of revenue required to be disclosed as major customer			10.00%	10.00%
Minimum percentage of accounts receivable required to be disclosed as major customer			10.00%	10.00%
1 Customer [Member] | Sales [Member]
Note 12 - Major Customers (Details) [Line Items]
Concentration Risk, Percentage			14.00%
Customer 1 [Member] | Sales [Member]
Note 12 - Major Customers (Details) [Line Items]
Concentration Risk, Percentage	25.00%	20.00%		24.00%
Customer 1 [Member] | Accounts Receivable [Member]
Note 12 - Major Customers (Details) [Line Items]
Concentration Risk, Percentage			29.00%	34.00%
Customer 2 [Member] | Sales [Member]
Note 12 - Major Customers (Details) [Line Items]
Concentration Risk, Percentage		15.00%		11.00%
Customer 2 [Member] | Accounts Receivable [Member]
Note 12 - Major Customers (Details) [Line Items]
Concentration Risk, Percentage			17.00%	14.00%
Customer 3 [Member] | Sales [Member]
Note 12 - Major Customers (Details) [Line Items]
Concentration Risk, Percentage		14.00%
Customer 3 [Member] | Accounts Receivable [Member]
Note 12 - Major Customers (Details) [Line Items]
Concentration Risk, Percentage			16.00%	12.00%
Customer 4 [Member] | Accounts Receivable [Member]
Note 12 - Major Customers (Details) [Line Items]
Concentration Risk, Percentage				10.00%
Sales [Member]
Note 12 - Major Customers (Details) [Line Items]
Number of customers, recorded more than 10% of revenue	1	3	1	2
Accounts Receivable [Member]
Note 12 - Major Customers (Details) [Line Items]
Number of customers, recorded more than 10% of accounts receivable			3	4

X

- Definition

Minimum percentage of accounts receivable require to be disclosed as major customer.

+ References

No definition available.

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- Definition

Minimum percentage of revenue require to be disclosed as major customer.

+ References

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- Definition

Number of customers attaining specified percentage of Accounts receivable.

+ References

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- Definition

Number of customers attaining specified percentage of revenue.

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X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 21

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13537-108611



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13531-108611



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 275

-SubTopic 10

-Section 50

-Paragraph 18

-URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592

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