Note 18 - Commitments and Contingencies Contract Underwriting (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011
Contract Underwriting [Line Items]
Losses Paid For Contract Underwriting Remedies	$ 7.2
Provision For Contract underwriting Expense	9.3
Reserve For Contract Underwriting Obligations	$ 4.5