v2.4.0.6
Investments Investments - Schedule of Other Investments (Details) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2012
Dec. 31, 2011
Investments Disclosures [Abstract]    
Loans to Policyholders at Unpaid Principal $ 255.6 $ 253.9
Real Estate at Depreciated Cost 238.2 239.4
Trading Securities at Fair Value 4.6 4.4
Other 0.6 0.6
Total $ 499.0 $ 498.3