XML 182 R73.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Investments - Mortgage Loans (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 16,513.9 $ 15,364.3 $ 14,183.2  
Mortgage loan valuation allowance (27.0) (27.4) (32.7) $ (44.9)
Mortgage loans, Total carrying value 16,486.9 15,336.9    
Commercial mortgage loans        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost 15,017.2 13,996.3 12,897.3  
Mortgage loan valuation allowance (24.5) (24.3) (25.8) (27.4)
Mortgage loans, purchased 200.5 127.5 144.2  
Mortgage loans, sold $ 1.6 $ 2.2 28.9  
Percent of mortgage loans (as a percent) 100.00% 100.00%    
Commercial mortgage loans | Office        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 4,887.1 $ 4,625.8    
Percent of mortgage loans (as a percent) 32.60% 33.00%    
Commercial mortgage loans | Retail        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 2,052.6 $ 2,305.6    
Percent of mortgage loans (as a percent) 13.70% 16.50%    
Commercial mortgage loans | Industrial        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 2,268.5 $ 2,312.9    
Percent of mortgage loans (as a percent) 15.10% 16.50%    
Commercial mortgage loans | Apartments        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 5,246.9 $ 4,250.5    
Percent of mortgage loans (as a percent) 34.90% 30.40%    
Commercial mortgage loans | Hotel        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 90.8 $ 99.8    
Percent of mortgage loans (as a percent) 0.60% 0.70%    
Commercial mortgage loans | Mixed use/other        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 471.3 $ 401.7    
Percent of mortgage loans (as a percent) 3.10% 2.90%    
Commercial mortgage loans | New England        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 613.9 $ 640.6    
Percent of mortgage loans (as a percent) 4.10% 4.60%    
Commercial mortgage loans | Middle Atlantic        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 4,139.7 $ 3,927.3    
Percent of mortgage loans (as a percent) 27.50% 28.00%    
Commercial mortgage loans | East North Central        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 624.5 $ 592.8    
Percent of mortgage loans (as a percent) 4.20% 4.20%    
Commercial mortgage loans | West North Central        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 237.2 $ 205.8    
Percent of mortgage loans (as a percent) 1.60% 1.50%    
Commercial mortgage loans | South Atlantic        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 2,318.4 $ 2,206.5    
Percent of mortgage loans (as a percent) 15.40% 15.80%    
Commercial mortgage loans | East South Central        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 438.5 $ 422.5    
Percent of mortgage loans (as a percent) 2.90% 3.00%    
Commercial mortgage loans | West South Central        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 1,450.0 $ 1,213.8    
Percent of mortgage loans (as a percent) 9.70% 8.70%    
Commercial mortgage loans | Mountain        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 931.8 $ 968.6    
Percent of mortgage loans (as a percent) 6.20% 6.90%    
Commercial mortgage loans | Pacific        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 3,963.7 $ 3,567.6    
Percent of mortgage loans (as a percent) 26.40% 25.50%    
Commercial mortgage loans | International        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 299.5 $ 250.8    
Percent of mortgage loans (as a percent) 2.00% 1.80%    
Residential mortgage loans        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 1,496.7 $ 1,368.0 1,285.9  
Mortgage loan valuation allowance (2.5) (3.1) (6.9) $ (17.5)
Mortgage loans, purchased 489.2 394.2 346.0  
Mortgage loans, sold 70.7 80.3 $ 152.2  
First liens        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost 1,485.7 1,352.9    
Home equity        
Mortgage loan disclosures        
Mortgage loans, Total amortized cost $ 11.0 $ 15.1