Note 13 - Business Combination (Details Textual) $ in Thousands	3 Months Ended	9 Months Ended
	Jun. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)	Dec. 07, 2014 USD ($)	Sep. 30, 2014 USD ($)
Nature's Pantry Inc. [Member]
Number of Stores			1
Nature's Pantry Inc. [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets			$ 1,471
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment, Adjustment		$ 100
Goodwill, Period Increase (Decrease)		(100)
Goodwill	$ 4,700	4,700
Payments to Acquire Businesses, Gross	$ 500	$ 6,100
Number of Stores	99	99		87
Goodwill	$ 5,198	$ 5,198		$ 511
Payments to Acquire Businesses, Gross		$ 5,601