XML 40 R27.htm IDEA: XBRL DOCUMENT v3.21.2
Pension Plans and Other Postretirement Benefits (Tables)
9 Months Ended
Jun. 30, 2021
Pension Plans  
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]  
Net periodic cost

The net periodic pension cost includes components shown in the following tables.  The components other than the service costs and regulatory adjustment are presented in “Other Income (Expense), Net” in the income statement, except for Spire Alabama’s losses on lump-sum settlements. Such losses are capitalized in regulatory balances and amortized over the remaining actuarial life of individuals in the plan, and that amortization is presented in “Other Income (Expense), Net.”

 

 

 

Three Months Ended

June 30,

 

 

Nine Months Ended

June 30,

 

 

 

2021

 

 

2020

 

 

2021

 

 

2020

 

Spire

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service cost – benefits earned during the period

 

$

5.5

 

 

$

5.7

 

 

$

16.4

 

 

$

16.8

 

Interest cost on projected benefit obligation

 

 

5.5

 

 

 

5.5

 

 

 

15.3

 

 

 

17.2

 

Expected return on plan assets

 

 

(8.5

)

 

 

(8.5

)

 

 

(23.6

)

 

 

(26.7

)

Amortization of prior service credit

 

 

(0.9

)

 

 

(0.6

)

 

 

(2.4

)

 

 

(1.8

)

Amortization of actuarial loss

 

 

3.8

 

 

 

3.3

 

 

 

11.6

 

 

 

10.9

 

Loss on lump-sum settlements

 

 

11.2

 

 

 

2.3

 

 

 

15.0

 

 

 

23.3

 

Subtotal

 

 

16.6

 

 

 

7.7

 

 

 

32.3

 

 

 

39.7

 

Regulatory adjustment

 

 

1.3

 

 

 

7.4

 

 

 

19.9

 

 

 

5.7

 

Net pension cost

 

$

17.9

 

 

$

15.1

 

 

$

52.2

 

 

$

45.4

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spire Missouri

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service cost – benefits earned during the period

 

$

3.9

 

 

$

4.0

 

 

$

11.7

 

 

$

11.7

 

Interest cost on projected benefit obligation

 

 

3.5

 

 

 

3.8

 

 

 

10.5

 

 

 

12.0

 

Expected return on plan assets

 

 

(5.7

)

 

 

(5.9

)

 

 

(16.9

)

 

 

(18.8

)

Amortization of prior service (credit) cost

 

 

(0.2

)

 

 

 

 

 

(0.5

)

 

 

0.1

 

Amortization of actuarial loss

 

 

2.8

 

 

 

2.6

 

 

 

8.5

 

 

 

8.6

 

Loss on lump-sum settlements

 

 

9.1

 

 

 

2.3

 

 

 

9.1

 

 

 

23.3

 

Subtotal

 

 

13.4

 

 

 

6.8

 

 

 

22.4

 

 

 

36.9

 

Regulatory adjustment

 

 

(1.4

)

 

 

5.4

 

 

 

13.7

 

 

 

(0.1

)

Net pension cost

 

$

12.0

 

 

$

12.2

 

 

$

36.1

 

 

$

36.8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spire Alabama

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service cost – benefits earned during the period

 

$

1.3

 

 

$

1.6

 

 

$

4.2

 

 

$

4.6

 

Interest cost on projected benefit obligation

 

 

1.1

 

 

 

1.2

 

 

 

3.5

 

 

 

3.7

 

Expected return on plan assets

 

 

(1.4

)

 

 

(1.7

)

 

 

(4.5

)

 

 

(5.2

)

Amortization of prior service credit

 

 

(0.6

)

 

 

(0.6

)

 

 

(1.8

)

 

 

(1.8

)

Amortization of actuarial loss

 

 

1.0

 

 

 

0.7

 

 

 

3.1

 

 

 

2.3

 

Loss on lump-sum settlements

 

 

2.1

 

 

 

 

 

 

5.9

 

 

 

 

Subtotal

 

 

3.5

 

 

 

1.2

 

 

 

10.4

 

 

 

3.6

 

Regulatory adjustment

 

 

2.5

 

 

 

1.7

 

 

 

5.6

 

 

 

5.1

 

Net pension cost

 

$

6.0

 

 

$

2.9

 

 

$

16.0

 

 

$

8.7

 

 

Other Postretirement Plans  
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]  
Net periodic cost

The net periodic postretirement benefit cost includes components shown in the following tables.  The components other than the service costs and regulatory adjustment are presented in “Other Income (Expense), Net” in the income statement, except in the event Spire Alabama incurs losses on lump-sum settlements. Any such losses are capitalized in regulatory balances and amortized over the remaining actuarial life of individuals in the plan, and that amortization is presented in “Other Income (Expense), Net.”

 

 

 

Three Months Ended

June 30,

 

 

Nine Months Ended

June 30,

 

 

 

2021

 

 

2020

 

 

2021

 

 

2020

 

Spire

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service cost – benefits earned during the period

 

$

1.7

 

 

$

1.5

 

 

$

5.4

 

 

$

4.4

 

Interest cost on accumulated postretirement benefit obligation

 

 

1.4

 

 

 

1.5

 

 

 

4.4

 

 

 

4.6

 

Expected return on plan assets

 

 

(4.0

)

 

 

(4.1

)

 

 

(12.1

)

 

 

(12.3

)

Amortization of prior service cost (credit)

 

 

0.3

 

 

 

(0.1

)

 

 

0.8

 

 

 

(0.4

)

Amortization of actuarial gain

 

 

(0.4

)

 

 

(0.6

)

 

 

(1.2

)

 

 

(1.6

)

Subtotal

 

 

(1.0

)

 

 

(1.8

)

 

 

(2.7

)

 

 

(5.3

)

Regulatory adjustment

 

 

3.5

 

 

 

4.0

 

 

 

10.1

 

 

 

12.0

 

Net postretirement benefit cost

 

$

2.5

 

 

$

2.2

 

 

$

7.4

 

 

$

6.7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spire Missouri

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service cost – benefits earned during the period

 

$

1.5

 

 

$

1.4

 

 

$

4.6

 

 

$

4.0

 

Interest cost on accumulated postretirement benefit obligation

 

 

1.1

 

 

 

1.2

 

 

 

3.3

 

 

 

3.5

 

Expected return on plan assets

 

 

(2.6

)

 

 

(2.8

)

 

 

(8.1

)

 

 

(8.5

)

Amortization of prior service cost (credit)

 

 

0.2

 

 

 

(0.1

)

 

 

0.6

 

 

 

(0.2

)

Amortization of actuarial gain

 

 

(0.4

)

 

 

(0.6

)

 

 

(1.1

)

 

 

(1.6

)

Subtotal

 

 

(0.2

)

 

 

(0.9

)

 

 

(0.7

)

 

 

(2.8

)

Regulatory adjustment

 

 

3.8

 

 

 

4.4

 

 

 

11.3

 

 

 

13.3

 

Net postretirement benefit cost

 

$

3.6

 

 

$

3.5

 

 

$

10.6

 

 

$

10.5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Spire Alabama

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service cost – benefits earned during the period

 

$

0.2

 

 

$

0.1

 

 

$

0.7

 

 

$

0.3

 

Interest cost on accumulated postretirement benefit obligation

 

 

0.3

 

 

 

0.3

 

 

 

1.0

 

 

 

1.0

 

Expected return on plan assets

 

 

(1.3

)

 

 

(1.2

)

 

 

(3.8

)

 

 

(3.6

)

Amortization of prior service cost (credit)

 

 

0.1

 

 

 

 

 

 

0.2

 

 

 

(0.2

)

Subtotal

 

 

(0.7

)

 

 

(0.8

)

 

 

(1.9

)

 

 

(2.5

)

Regulatory adjustment

 

 

(0.4

)

 

 

(0.4

)

 

 

(1.3

)

 

 

(1.3

)

Net postretirement benefit income

 

$

(1.1

)

 

$

(1.2

)

 

$

(3.2

)

 

$

(3.8

)