Note 4 - Fair Value of Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2015

Fair Value Disclosures [Abstract]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following is a list of those assets that are measured at fair value by hierarchy level as of March 31, 2015:

(In millions)	Level I		Level II		Total
Assets at Fair Value
Investment Portfolio:
U.S. government and agency securities	$	630.6	$	3.0	$	633.6
State and municipal obligations	—		353.0		353.0
Money market instruments	601.3		—		601.3
Corporate bonds and notes	—		1,115.0		1,115.0
RMBS	—		128.1		128.1
CMBS	—		247.9		247.9
Other ABS	—		177.6		177.6
Foreign government and agency securities	—		35.3		35.3
Equity securities (1)	162.6		52.2		214.8
Other investments (2)	—		101.0		101.0
Total Investments at Fair Value (3)	1,394.5		2,213.1		3,607.6
Total Assets at Fair Value	$	1,394.5	$	2,213.1	$	3,607.6

______________________

(1) Comprising broadly diversified domestic equity mutual funds and certain common stocks included within Level I and various preferred stocks invested across numerous companies and industries included within Level II.

(2) Comprising short-term certificates of deposit ($1.0 million) and short-term commercial paper ($100.0 million) included within Level II.

(3) Does not include certain other invested assets ($14.0 million), primarily invested in limited partnerships, accounted for as cost-method investments and not measured at fair value. Also excludes investments classified as assets held for sale of $502.1 million, $838.0 million and $102.8 million, with fair values categorized in Level I, Level II and Level III, respectively.

At March 31, 2015, there were no Level III assets other than those classified as assets held for sale.

The following is a list of those assets that are measured at fair value by hierarchy level as of December 31, 2014:

(In millions)	Level I		Level II		Total
Assets at Fair Value
Investment Portfolio:
U.S. government and agency securities	$	836.9	$	3.0	$	839.9
State and municipal obligations	—		362.8		362.8
Money market instruments	600.3		—		600.3
Corporate bonds and notes	—		992.8		992.8
RMBS	—		132.3		132.3
CMBS	—		246.8		246.8
Other ABS	—		185.5		185.5
Foreign government and agency securities	—		37.7		37.7
Equity securities (1)	164.0		51.6		215.6
Other investments (2)	—		1.0		1.0
Total Investments at Fair Value (3)	1,601.2		2,013.5		3,614.7
Total Assets at Fair Value	$	1,601.2	$	2,013.5	$	3,614.7

______________________

(1) Comprising broadly diversified domestic equity mutual funds and certain common stocks included within Level I and various preferred stocks invested across numerous companies and industries included within Level II.

(2) Comprising short-term certificates of deposit.

(3) Does not include certain other invested assets ($14.6 million), primarily invested in limited partnerships, accounted for as cost-method investments and not measured at fair value. Also excludes investments classified as assets held for sale of $495.1 million, $839.2 million and $102.6 million, with fair values categorized in Level I, Level II and Level III, respectively.

Fair Value, by Balance Sheet Grouping [Table Text Block]

The carrying value and estimated fair value of other selected assets and liabilities not carried at fair value on our condensed consolidated balance sheets were as follows as of the dates indicated:

	March 31, 2015					December 31, 2014
(In millions)	Carrying Amount		Estimated Fair Value			Carrying Amount		Estimated Fair Value
Assets:
Other invested assets	$	14.0	$	20.7	(1)	$	14.6	$	20.5	(1)
Liabilities:
Long-term debt	1,219.0		1,862.1		(1)	1,209.9		1,859.3		(1)

______________________

(1) These estimated fair values would be classified in Level II of the fair value hierarchy.