Note 11 - Related Party Transactions (Details Textual) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)
Chalet [Member]
Related Party Transaction, Expenses from Transactions with Related Party	$ 0.3	$ 0.3	$ 1.0	$ 1.0
Number of Operating Leases	5		5
Number of Capital Leases	1		1
Related Party Transaction Number of Owners That Are Non-Independent Board Members of the Entity			4
Isely Family Land Trust LLC [Member]
Related Party Transaction, Expenses from Transactions with Related Party	$ 0.1	$ 0.1	$ 0.2	$ 0.2
Number of Operating Leases	1		1