Note 9 - Fair Value Measurement of Instruments (Details) - Fair Value of Interest Rate Swaps (Interest Rate Swap [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Sep. 30, 2013
Interest Rate Swap
Balance	$ 62	$ 122
Fair Value, Inputs, Level 2 [Member]
Interest Rate Swap
Balance	$ 62	$ 122

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=25499696&loc=d3e19207-110258

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