v3.25.0.1
Other Long-term Liabilities (Tables)
12 Months Ended
Dec. 31, 2024
Other Liabilities, Noncurrent [Abstract]  
Schedule of Other Long-term Liabilities

Other long-term liabilities are comprised of the following obligations:

 

 

 

December 31, 2024

 

 

December 31, 2023

 

Deferred revenue

 

$

119.9

 

 

$

248.8

 

Asset retirement obligations

 

 

177.7

 

 

 

103.0

 

Operating lease liabilities

 

 

90.4

 

 

 

56.5

 

Other liabilities

 

 

4.3

 

 

 

6.8

 

Total other long-term liabilities

 

$

392.3

 

 

$

415.1

 

Components of deferred revenue

The following table shows the components of deferred revenue:

 

 

 

December 31, 2024

 

 

December 31, 2023

 

Contributions in aid of construction

 

$

91.1

 

 

$

86.4

 

Gas contract amendment

 

 

27.3

 

 

 

29.8

 

Splitter agreement

 

 

—

 

 

 

129.0

 

Other

 

 

1.5

 

 

 

3.6

 

Total deferred revenue

 

$

119.9

 

 

$

248.8

 

Changes in Deferred revenue he following table shows the changes in deferred revenue:

 

 

 

2024

 

 

2023

 

Balance at beginning of period

 

$

248.8

 

 

$

198.8

 

Additions

 

 

19.7

 

 

 

67.4

 

Revenue recognized

 

 

(19.6

)

 

 

(17.4

)

Reclassification to accrued liabilities

 

 

(129.0

)

 

 

—

 

Balance at end of period

 

$

119.9

 

 

$

248.8

 

Changes in Aggregate Asset Retirement Obligations The changes in our ARO liability are as follows:

 

 

2024

 

 

2023

 

Beginning of period

 

$

103.0

 

 

$

97.9

 

Additions

 

 

23.8

 

 

 

—

 

Accretion expense

 

 

10.6

 

 

 

5.9

 

Retirements

 

 

—

 

 

 

(5.7

)

Change in cash flow estimate

 

 

40.3

 

 

 

4.9

 

End of period

 

$

177.7

 

 

$

103.0