Investment Securities (Fair Value Measurement by Level) (Details) (USD $)	12 Months Ended																																																																																																																																																																																																																																										12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Debt securities issued by corporations		Dec. 31, 2012 Debt securities issued by corporations		Dec. 31, 2013 Discontinued Operations	Dec. 31, 2012 Discontinued Operations	Dec. 31, 2011 Discontinued Operations	Dec. 31, 2013 Fair value		Dec. 31, 2012 Fair value		Dec. 31, 2011 Fair value		Dec. 31, 2013 Fair value Mortgage-backed and asset-backed securities	Dec. 31, 2012 Fair value Mortgage-backed and asset-backed securities	Dec. 31, 2013 Level 1	Dec. 31, 2012 Level 1	Dec. 31, 2011 Level 1	Dec. 31, 2013 Level 2	Dec. 31, 2012 Level 2	Dec. 31, 2011 Level 2	Dec. 31, 2013 Level 2 Mortgage-backed and asset-backed securities	Dec. 31, 2012 Level 2 Mortgage-backed and asset-backed securities	Dec. 31, 2013 Level 3 Mortgage-backed and asset-backed securities	Dec. 31, 2012 Level 3 Mortgage-backed and asset-backed securities	Dec. 31, 2013 Level 3 Fixed maturity investments	Dec. 31, 2012 Level 3 Fixed maturity investments	Dec. 31, 2011 Level 3 Fixed maturity investments	Dec. 31, 2013 Level 3 Common equity securities	Dec. 31, 2012 Level 3 Common equity securities	Dec. 31, 2011 Level 3 Common equity securities	Dec. 31, 2013 Level 3 Convertible fixed maturity investments	Dec. 31, 2012 Level 3 Convertible fixed maturity investments	Dec. 31, 2011 Level 3 Convertible fixed maturity investments	Dec. 31, 2013 Level 3 Other long-term investments		Dec. 31, 2012 Level 3 Other long-term investments		Dec. 31, 2011 Level 3 Other long-term investments		Dec. 31, 2013 Fair value measured on a recurring basis Fair value	Dec. 31, 2012 Fair value measured on a recurring basis Fair value	Dec. 31, 2013 Fair value measured on a recurring basis Fair value US Government and agency obligations	Dec. 31, 2012 Fair value measured on a recurring basis Fair value US Government and agency obligations	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Financials	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Financials	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Consumer	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Consumer	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Industrial	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Industrial	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Communications	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Communications	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Utilities	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Utilities	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Energy	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Energy	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Basic Materials	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Basic Materials	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Technology	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Technology	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Other	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Debt securities issued by corporations Other	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Mortgage-backed and asset-backed securities	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Mortgage-backed and asset-backed securities	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Foreign government, agency and provincial obligations	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Foreign government, agency and provincial obligations	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Preferred stocks	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Preferred stocks	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Municipal obligations	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Municipal obligations	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Fixed maturity investments		Dec. 31, 2012 Fair value measured on a recurring basis Fair value Fixed maturity investments		Dec. 31, 2013 Fair value measured on a recurring basis Fair value Short-term investments	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Short-term investments	Dec. 31, 2011 Fair value measured on a recurring basis Fair value Short-term investments	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Financials	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities Consumer	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Consumer	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities Industrial	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Industrial	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities Communications	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Communications	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities Utilities	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Utilities	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities Energy	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Energy	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities Basic Materials	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Basic Materials	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities Technology	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Technology	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities Other	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities Other	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Common equity securities	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Common equity securities	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Convertible fixed maturity investments	Dec. 31, 2012 Fair value measured on a recurring basis Fair value Convertible fixed maturity investments	Dec. 31, 2013 Fair value measured on a recurring basis Fair value Other long-term investments		Dec. 31, 2012 Fair value measured on a recurring basis Fair value Other long-term investments		Dec. 31, 2013 Fair value measured on a recurring basis Level 1	Dec. 31, 2012 Fair value measured on a recurring basis Level 1	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 US Government and agency obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 US Government and agency obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Financials	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Financials	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Consumer	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Consumer	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Industrial	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Industrial	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Communications	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Communications	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Utilities	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Utilities	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Energy	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Energy	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Basic Materials	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Basic Materials	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Technology	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Technology	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Other	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Debt securities issued by corporations Other	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Mortgage-backed and asset-backed securities	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Mortgage-backed and asset-backed securities	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Foreign government, agency and provincial obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Foreign government, agency and provincial obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Preferred stocks	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Preferred stocks	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Municipal obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Municipal obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Fixed maturity investments		Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Fixed maturity investments		Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Short-term investments	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Short-term investments	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Financials	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Financials	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Consumer	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Consumer	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Industrial	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Industrial	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Communications	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Communications	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Utilities	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Utilities	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Energy	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Energy	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Basic Materials	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Basic Materials	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Technology	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Technology	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities Other	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities Other	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Common equity securities	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Common equity securities	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Convertible fixed maturity investments	Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Convertible fixed maturity investments	Dec. 31, 2013 Fair value measured on a recurring basis Level 1 Other long-term investments		Dec. 31, 2012 Fair value measured on a recurring basis Level 1 Other long-term investments		Dec. 31, 2013 Fair value measured on a recurring basis Level 2	Dec. 31, 2012 Fair value measured on a recurring basis Level 2	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 US Government and agency obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 US Government and agency obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Financials	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Financials	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Consumer	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Consumer	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Industrial	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Industrial	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Communications	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Communications	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Utilities	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Utilities	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Energy	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Energy	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Basic Materials	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Basic Materials	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Technology	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Technology	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Other	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Debt securities issued by corporations Other	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Mortgage-backed and asset-backed securities	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Mortgage-backed and asset-backed securities	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Foreign government, agency and provincial obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Foreign government, agency and provincial obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Preferred stocks	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Preferred stocks	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Municipal obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Municipal obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Fixed maturity investments		Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Fixed maturity investments		Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Short-term investments	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Short-term investments	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Financials	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Financials	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Consumer	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Consumer	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Industrial	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Industrial	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Communications	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Communications	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Utilities	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Utilities	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Energy	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Energy	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Basic Materials	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Basic Materials	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Technology	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Technology	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities Other	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities Other	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Common equity securities	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Common equity securities	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Convertible fixed maturity investments	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Convertible fixed maturity investments	Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Other long-term investments		Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Other long-term investments		Dec. 31, 2013 Fair value measured on a recurring basis Level 2 Forward contracts	Dec. 31, 2012 Fair value measured on a recurring basis Level 2 Forward contracts	Dec. 31, 2013 Fair value measured on a recurring basis Level 3	Dec. 31, 2012 Fair value measured on a recurring basis Level 3	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 US Government and agency obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 US Government and agency obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Financials	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Financials	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Consumer	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Consumer	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Industrial	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Industrial	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Communications	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Communications	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Utilities	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Utilities	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Energy	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Energy	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Basic Materials	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Basic Materials	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Technology	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Technology	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Other	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Debt securities issued by corporations Other	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Mortgage-backed and asset-backed securities	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Mortgage-backed and asset-backed securities	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Foreign government, agency and provincial obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Foreign government, agency and provincial obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Preferred stocks	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Preferred stocks	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Municipal obligations	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Municipal obligations	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Fixed maturity investments		Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Fixed maturity investments		Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Short-term investments	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Short-term investments	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Financials	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Financials	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Consumer	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Consumer	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Industrial	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Industrial	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Communications	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Communications	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Utilities	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Utilities	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Energy	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Energy	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Basic Materials	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Basic Materials	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Technology	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Technology	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities Other	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities Other	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Common equity securities	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Common equity securities	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Convertible fixed maturity investments	Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Convertible fixed maturity investments	Dec. 31, 2013 Fair value measured on a recurring basis Level 3 Other long-term investments		Dec. 31, 2012 Fair value measured on a recurring basis Level 3 Other long-term investments		Dec. 31, 2011 Fair value measured on a recurring basis Level 3 Other long-term investments	Dec. 31, 2013 Banks, trust and insurance companies Fair value measured on a recurring basis Fair value Common equity securities Financials
Investment securities
Percentage of investments recorded at fair value	95.00%
Maximum percentage of price difference provided by pricing services	5.00%
Maximum price difference provided by pricing services	$ 1,000,000
Fair value investments			2,347,200,000	[1]	2,385,100,000	[1]				6,766,500,000	[2],[3],[4]	6,950,700,000	[2],[3],[4],[5],[6],[7]	7,500,800,000	[5],[6],[7]	2,014,500,000	2,095,600,000	1,376,700,000	1,355,100,000	1,033,100,000	4,982,200,000	5,206,100,000	6,088,200,000	1,992,500,000	2,073,500,000	22,000,000	22,100,000	93,000,000	92,900,000	78,900,000	46,100,000	37,300,000	32,300,000	6,100,000	0	0.0	262,400,000	[2]	259,300,000	[2],[6]	268,300,000	[6]	7,402,400,000	7,581,300,000	362,500,000	440,100,000	2,347,200,000	2,385,100,000	434,400,000	401,400,000	754,400,000	727,100,000	281,100,000	330,800,000	265,000,000	276,100,000	173,600,000	204,200,000	159,700,000	181,500,000	149,100,000	189,100,000	91,200,000	54,000,000	38,700,000	20,900,000	2,014,500,000	2,095,600,000	439,900,000	521,900,000	84,800,000	86,400,000	17,900,000	5,200,000	5,266,800,000	[8]	5,534,300,000	[9]	635,900,000	630,600,000	0	324,500,000	308,200,000	255,600,000	105,400,000	41,900,000	57,100,000	35,200,000	34,300,000	43,600,000	78,600,000	101,000,000	53,400,000	103,300,000	60,600,000	55,000,000	98,800,000	69,600,000	1,156,800,000	1,029,700,000	80,500,000	127,400,000	262,400,000	[10]	259,300,000	[11]	1,998,200,000	1,985,700,000	295,800,000	369,100,000	0	1,000,000	0	1,000,000	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	44,500,000	52,100,000	0	0	0	0	340,300,000	[8]	422,200,000	[9]	621,500,000	630,600,000	314,300,000	286,300,000	308,200,000	255,600,000	105,400,000	41,900,000	57,100,000	35,200,000	34,300,000	43,400,000	78,600,000	101,000,000	53,400,000	103,300,000	60,600,000	55,000,000	24,500,000	11,200,000	1,036,400,000	932,900,000	0	0	0	[10]	0	[11]	4,996,600,000	5,206,100,000	66,700,000	71,000,000	2,347,200,000	2,384,100,000	434,400,000	400,400,000	754,400,000	727,100,000	281,100,000	330,800,000	265,000,000	276,100,000	173,600,000	204,200,000	159,700,000	181,500,000	149,100,000	189,100,000	91,200,000	54,000,000	38,700,000	20,900,000	1,992,500,000	2,073,500,000	395,400,000	469,800,000	13,800,000	15,600,000	17,900,000	5,200,000	4,833,500,000	[8]	5,019,200,000	[9]	14,400,000	0	0	900,000	0	0	0	0	0	0	0	200,000	0	0	0	0	0	0	74,300,000	58,400,000	74,300,000	59,500,000	74,400,000	127,400,000	0	[10]	0	[11]			407,600,000	389,500,000	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	22,000,000	22,100,000	0	0	71,000,000	70,800,000	0	0	93,000,000	[8]	92,900,000	[9]	0	0	46,100,000	37,300,000	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	46,100,000	37,300,000	6,100,000	0	262,400,000	[10]	259,300,000	[11]		360,400,000
Investments reclassified to assets held for sale							236,300,000	338,100,000	111,800,000
Carrying value of investment accounted for using the equity method																																																																																																																																																																																																																																																																																																									26,600,000		35,000,000		33,000,000
Change in fair value of derivatives, included in other revenue																																																																																																																																																																																																																																											(100,000)	0
Fair value, investment-related liabilities	$ 86,300,000	$ 79,700,000

[1] Credit ratings are assigned based on the following hierarchy: 1) Standard & Poor’s and 2) Moody’s

[2] Excludes carrying value of $26.6 and $35.0 at December 31, 2013 and January 1, 2013 associated with other long-term investments accounted for using the equity method and $(.1) at December 31, 2013 related to currency forward contracts.

[3] Excludes carrying value of $635.9 and $630.6 at December 31, 2013 and January 1, 2013 classified as short-term investments.

[4] Carrying value includes $236.3 and $338.1 at December 31, 2013 and January 1, 2013 that is classified as assets held for sale relating to discontinued operations.

[5] Carrying value includes $338.1 and $111.8 at December 31, 2012 and January 1, 2012 that is classified as assets held for sale relating to AutoOne discontinued operations.

[6] Excludes carrying value of $35.0 and $33.0 at December 31, 2012 and January 1, 2012 associated with other long-term investment limited partnerships accounted for using the equity method and $(.1) at December 31, 2012 related to currency forward contracts.

[7] Excludes carrying value of $630.6 and $846.0 at December 31, 2012 and January 1, 2012 classified as short-term investments.

[8] Carrying value includes $236.3 that is classified as assets held for sale relating to discontinued operations.

[9] Carrying value includes $338.1 that is classified as assets held for sale relating to discontinued operations.

[10] Excludes carrying value of $26.6 associated with other long-term investment limited partnerships accounted for using the equity method and $(.1) related to currency forward contracts.

[11] Excludes carrying value of $35.0 associated with other long-term investment limited partnerships accounted for using the equity method and $(.1) related to currency forward contracts.