Note 9 - Financial Guaranty Insurance Contracts Premium Receivable and Unearned Premium NPV and Accretion (Details) (USD $)	3 Months Ended		3 Months Ended
	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2013 Premiums Earned Accretion	Mar. 31, 2012 Premiums Earned Accretion
Premiums receivable	$ 28,300,000	$ 28,900,000
Unearned premiums	30,700,000	33,600,000
Accretion of Premium Receivable and Unearned Premium			200,000	300,000
Financial Guarantee Insurance Contracts, Premium Receivable, Premium Expected to be Collected	$ 35,500,000
Premium Receivable, Weighted Average Risk Free Discount Rate	2.60%