Note 15 - Subsequent Events (Details) - USD ($) $ in Millions	Oct. 30, 2015	Nov. 03, 2015	Sep. 30, 2015
Note 15 - Subsequent Events (Details) [Line Items]
Stock Repurchase Program, Remaining Authorized Repurchase Amount			$ 10.2
Subsequent Event [Member]
Note 15 - Subsequent Events (Details) [Line Items]
Stock Repurchase Program, Authorized Amount		$ 75.0
Stock Repurchase Program, Remaining Authorized Repurchase Amount		$ 65.0
First Choice [Member] | Subsequent Event [Member]
Note 15 - Subsequent Events (Details) [Line Items]
Business Acquisition, Annual Approximate Revenues of Acquiree	$ 24.0