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.

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

Name:	us-gaap_ConcentrationRiskPercentage1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Note 3 - Business Segment Information (Details)	6 Months Ended	3 Months Ended		6 Months Ended			12 Months Ended
Note 3 - Business Segment Information (Details)	Dec. 31, 2013	Sep. 30, 2013 Sales Revenue, Net [Member]	Sep. 30, 2012 Sales Revenue, Net [Member]	Sep. 30, 2013 Sales Revenue, Net [Member]	Sep. 30, 2012 Sales Revenue, Net [Member]	Dec. 31, 2013 Accounts Receivable [Member]	Jun. 30, 2013 Accounts Receivable [Member]
Note 3 - Business Segment Information (Details) [Line Items]
Number of Operating Segments	12
Number of Reportable Segments	3
Concentration Risk, Percentage		0.00%	0.00%	0.00%	0.00%	0.00%	0.00%