Note 8 - Fair Value Measurements (Details) - Assets (Liabilities) Measured at Fair Value on Recurring Basis (USD $) In Millions, unless otherwise specified	Dec. 31, 2012
Note 8 - Fair Value Measurements (Details) - Assets (Liabilities) Measured at Fair Value on Recurring Basis [Line Items]
Fair Value of Derivative	$ 0.6
Asset Held For Sale	0.7
Fair Value, Measurements, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]
Note 8 - Fair Value Measurements (Details) - Assets (Liabilities) Measured at Fair Value on Recurring Basis [Line Items]
Fair Value of Derivative	0.6
Asset Held For Sale	$ 0.7