XML 62 R51.htm IDEA: XBRL DOCUMENT v3.24.3
Investments Investment Income (Detail) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Net Investment Income        
Gross Investment Income, Operating $ 548.2 $ 542.5 $ 1,643.5 $ 1,619.0
Less Investment Expenses 17.5 13.5 48.3 44.0
Less Investment Income on PFA Assets 2.9 3.0 8.8 9.1
Net Investment Income 527.8 526.0 1,586.4 1,565.9
Fixed Maturity Securities        
Net Investment Income        
Gross Investment Income, Operating 465.4 457.9 1,388.5 1,383.7
Derivatives        
Net Investment Income        
Gross Investment Income, Operating 8.1 11.6 25.0 34.5
Mortgage Loans        
Net Investment Income        
Gross Investment Income, Operating 22.0 22.9 66.6 69.8
Policy Loans        
Net Investment Income        
Gross Investment Income, Operating 5.7 5.4 16.3 15.6
Perpetual Preferred Securities        
Net Investment Income        
Gross Investment Income, Operating [1] 0.0 0.4 0.3 2.2
Unrealized Gain (Loss) on Investments 0.2 (0.4)   0.1
Private Equity Partnerships        
Net Investment Income        
Gross Investment Income, Operating [2] 19.6 22.6 72.6 56.7
Unrealized Gain (Loss) on Investments 25.3 29.7 87.6 72.6
Management Fee Expense (5.7) (7.1) (15.0) (15.9)
Other Long-term Investments        
Net Investment Income        
Gross Investment Income, Operating 3.4 2.6 8.5 7.1
Short-term Investments        
Net Investment Income        
Gross Investment Income, Operating $ 24.0 $ 19.1 $ 65.7 $ 49.4
[1] The net unrealized gain (loss) recognized in net investment income for the three months ended September 30, 2024 related to perpetual preferred securities still held at September 30, 2024 was $0.2 million. The net unrealized gain (loss) recognized in net investment income for the nine months ended September 30, 2024 related to perpetual preferred securities still held at September 30, 2024 was de minimis. The net unrealized gain (loss) recognized in net investment income for the three and nine months ended September 30, 2023 related to perpetual preferred securities still held at September 30, 2023 was $(0.4) million and $0.1 million, respectively.
[2]
2The net unrealized gain recognized in net investment income for the three and nine months ended September 30, 2024 related to private equity partnerships still held at September 30, 2024 was $25.3 million and $87.6 million, respectively, reduced by net management fees and partnership expenses of $(5.7) million and $(15.0) million, respectively. The net unrealized gain recognized in net investment income for the three and nine months ended September 30, 2023 related to private equity partnerships still held at September 30, 2023 was $29.7 million and $72.6 million, respectively, reduced by net management fees and partnership expenses of $(7.1) million and $(15.9) million, respectively. See Note 3 for further discussion of private equity partnerships.