Note 8 - Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, Percent	38.10%	38.25%	38.10%	38.12%
Unrecognized Tax Benefits (in Dollars)	$ 32.4		$ 32.4
Unrecognized Tax Benefits that Would Impact Effective Tax Rate (in Dollars)	21.1		21.1
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued (in Dollars)	$ 5.5		$ 5.5