Note 8 - Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Income Tax Disclosure [Abstract]
Effective Income Tax Rate Reconciliation, Percent	38.10%	37.88%	38.10%	38.05%
Unrecognized Tax Benefits (in Dollars)	$ 31.6		$ 31.6
Unrecognized Tax Benefits that Would Impact Effective Tax Rate (in Dollars)	20.6		20.6
Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued (in Dollars)	$ 5.1		$ 5.1