Note 15 - Commitments and Contingencies Contract Underwriting (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013
Contract Underwriting [Line Items]
Losses Paid For Contract Underwriting Remedies	$ 0.7
Provision For Contract Underwriting Expense	0.6
Reserve For Contract Underwriting Obligations	$ 3.5