Note 12 - Financial Guaranty Insurance Contracts Premium Receivable and Unearned Premium NPV and Accretion (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Premiums receivable	$ 28,929	$ 34,287
Unearned premiums	33,605	39,773
Financial Guarantee Insurance Contracts, Premium Received over Contract Period, Premium Receivable, Accretion [Abstract]
Accretion of Premium Receivable and Unearned Premium	10,212
Premium Receivable, Weighted Average Risk Free Discount Rate	2.60%
Premiums Written Accretion
Financial Guarantee Insurance Contracts, Premium Received over Contract Period, Premium Receivable, Accretion [Abstract]
Accretion of Premium Receivable and Unearned Premium	999	1,174
Premiums Earned Accretion
Financial Guarantee Insurance Contracts, Premium Received over Contract Period, Premium Receivable, Accretion [Abstract]
Accretion of Premium Receivable and Unearned Premium	999	1,174
Policy Acquisition Costs Accretion
Financial Guarantee Insurance Contracts, Premium Received over Contract Period, Premium Receivable, Accretion [Abstract]
Accretion of Premium Receivable and Unearned Premium	$ 212	$ 243