Note 16 - Commitments and Contingencies Contract Underwriting (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2012
Contract Underwriting [Line Items]
Losses Paid For Contract Underwriting Remedies	$ 7.6
Provision For Contract Underwriting Expense	6.5
Reserve For Contract Underwriting Obligations	$ 3.4