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Employee and Agent Benefits (Tables)
9 Months Ended
Sep. 30, 2025
Employee and Agent Benefits  
Components of Net Periodic Benefit Cost (Income) (Table)

Other postretirement

Pension benefits

benefits

For the three months ended

For the three months ended

September 30, 

September 30, 

    

2025

    

2024

    

2025

    

2024

(in millions)

Service cost

$

14.8

$

14.8

$

$

Interest cost

43.4

 

40.3

 

0.8

 

0.8

Expected return on plan assets

(43.0)

 

(42.6)

 

(1.2)

 

(1.0)

Amortization of prior service benefit

(3.9)

 

(4.2)

 

(0.2)

 

(0.3)

Recognized net actuarial (gain) loss

8.7

 

9.8

 

(0.4)

 

(0.3)

Net periodic benefit cost (income)

$

20.0

$

18.1

$

(1.0)

$

(0.8)

Other postretirement

Pension benefits

benefits

For the nine months ended

For the nine months ended

September 30, 

September 30, 

    

2025

    

2024

    

2025

    

2024

(in millions)

Service cost

$

44.5

$

44.4

$

$

Interest cost

 

130.2

 

121.1

 

2.3

 

2.3

Expected return on plan assets

 

(129.0)

 

(127.8)

 

(3.5)

 

(3.3)

Amortization of prior service benefit

 

(11.4)

 

(12.5)

 

(0.8)

 

(0.8)

Recognized net actuarial (gain) loss

 

26.1

 

29.2

 

(1.1)

 

(0.8)

Net periodic benefit cost (income)

$

60.4

$

54.4

$

(3.1)

$

(2.6)