XML 58 R53.htm IDEA: XBRL DOCUMENT v3.2.0.727
Investment Securities (Investment Holdings Fixed Maturity Table) (Details) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Jun. 30, 2015
Dec. 31, 2014
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Fixed maturity investments, at fair value $ 4,874.5 $ 4,784.3
U.S. Government and agency obligations    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost or amortized cost 183.9 184.7
Trading Securities, Unrealized Holding Gain 0.3 0.1
Trading Securities, Unrealized Holding Loss (0.2) (0.3)
Net foreign currency gains (losses) (0.4) 3.6
Fixed maturity investments, at fair value 183.6 188.1
Debt securities issued by corporations    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost or amortized cost 2,232.7 2,221.3
Trading Securities, Unrealized Holding Gain 27.7 45.2
Trading Securities, Unrealized Holding Loss (7.0) (5.1)
Net foreign currency gains (losses) 57.7 49.8
Fixed maturity investments, at fair value 2,311.1 2,311.2
Municipal obligations    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost or amortized cost 118.0 82.0
Trading Securities, Unrealized Holding Gain 0.8 1.4
Trading Securities, Unrealized Holding Loss (1.1) (0.2)
Net foreign currency gains (losses) 0.0 0.0
Fixed maturity investments, at fair value 117.7 83.2
Mortgage-backed and asset-backed securities    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost or amortized cost 2,057.4 1,811.1
Trading Securities, Unrealized Holding Gain 9.2 7.6
Trading Securities, Unrealized Holding Loss (4.7) (3.5)
Net foreign currency gains (losses) 15.5 25.7
Fixed maturity investments, at fair value 2,077.4 1,840.9
Foreign government, agency and provincial obligations    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost or amortized cost 98.9 274.6
Trading Securities, Unrealized Holding Gain 0.3 4.2
Trading Securities, Unrealized Holding Loss (1.1) (1.0)
Net foreign currency gains (losses) 0.6 (2.7)
Fixed maturity investments, at fair value 98.7 275.1
Preferred Stock    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost or amortized cost 79.5 79.6
Trading Securities, Unrealized Holding Gain 6.3 6.1
Trading Securities, Unrealized Holding Loss 0.0 0.0
Net foreign currency gains (losses) 0.2 0.1
Fixed maturity investments, at fair value 86.0 85.8
Fixed Income Investments    
Schedule of Trading Securities and Other Trading Assets [Line Items]    
Cost or amortized cost 4,770.4 4,653.3
Trading Securities, Unrealized Holding Gain 44.6 64.6
Trading Securities, Unrealized Holding Loss (14.1) (10.1)
Net foreign currency gains (losses) 73.6 76.5
Total fixed maturity investments including assets held for sale $ 4,874.5 $ 4,784.3