OTHER ASSETS (Tables)

3 Months Ended

Mar. 31, 2025

Other Assets [Abstract]

Schedule of Other Assets

Included in other assets were the following:

	March 31, 2025		December 31, 2024		March 31, 2024
Other Assets	($ in millions)
Supply contracts	$	1,027.1	$	1,047.3	$	1,065.1
Pension assets	52.0		43.3		1.7
Investment in unconsolidated affiliates	23.0		23.0		—
Other	69.5		71.5		56.7
Other assets	$	1,171.6	$	1,185.1	$	1,123.5

For the three months ended March 31, 2024 payments of $28.5 million were made under other long-term supply contracts for energy modernization projects in the U.S. Gulf Coast.

Amortization expense of $20.9 million and $18.3 million for the three months ended March 31, 2025 and 2024, respectively, was recognized within cost of goods sold related to our long-term supply contracts and is reflected in depreciation and amortization on the condensed statements of cash flows.