Note 2 - Summary of Significant Accounting Policies (Details) - Estimated Future Warranty Claims (USD $)	12 Months Ended
Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2012
Estimated Future Warranty Claims [Abstract]
Balance October 1	$ 89us-gaap_ProductWarrantyAccrual	$ 451us-gaap_ProductWarrantyAccrual	$ 993us-gaap_ProductWarrantyAccrual
Balance September 30	9us-gaap_ProductWarrantyAccrual	89us-gaap_ProductWarrantyAccrual	451us-gaap_ProductWarrantyAccrual
Current year provisions	10,275hicka_WarrantyCurrentYearProvisions	8,690hicka_WarrantyCurrentYearProvisions	7,564hicka_WarrantyCurrentYearProvisions
Expenditures	$ (10,355)us-gaap_ProductWarrantyExpense	$ (9,052)us-gaap_ProductWarrantyExpense	$ (8,106)us-gaap_ProductWarrantyExpense

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.15(5))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 15

-Subparagraph 5

-Article 9

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 8

-Subparagraph ((c)(5))

-URI http://asc.fasb.org/extlink&oid=6398077&loc=d3e12565-110249

Name:	us-gaap_ProductWarrantyAccrual
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant