XML 26 R15.htm IDEA: XBRL DOCUMENT
v3.26.1

OTHER ASSETS | 6 Months Ended
--- | ---
Jun. 30, 2026
Other Assets [Abstract] |
OTHER ASSETS | NOTE 8. OTHER ASSETS Included in other assets were the following:
| June 30, 2026 |  | December 31, 2025 |  | June 30, 2025
Other Assets | ($ in millions)
Supply contracts | $ | 957.2 |  |  | $ | 996.0 |  |  | $ | 1,006.4 |
Pension assets | 124.1 |  |  | 106.8 |  |  | 60.3 |
Investments in non-consolidated affiliates | 20.5 |  |  | 21.3 |  |  | 22.4 |
Other | 68.0 |  |  | 85.9 |  |  | 70.6 |
Other assets | $ | 1,169.8 |  |  | $ | 1,210.0 |  |  | $ | 1,159.7 |
Amortization expense of $21.7 million and $20.9 million for the three months ended June 30, 2026 and 2025, respectively, and amortization expense of $43.4 million and $41.8 million for the six months ended June 30, 2026 and 2025, respectively, was recognized within cost of goods sold related to our supply contracts and is reflected in depreciation and amortization on the condensed statements of cash flows. Our long-term supply contracts are monitored for impairment each reporting period. Investments in Non-consolidated Affiliates Olin Corporation and Plug Power, Inc. have a joint venture named Hidrogenii, LLC (Hidrogenii), a strategic partnership that aims to leverage the strengths of both companies to advance hydrogen production and utilization. The joint venture began with the construction of a 15-ton-per-day hydrogen liquefaction plant in St. Gabriel, LA, which commenced operations in the second quarter 2025. Hidrogenii is owned 50% by Plug Power LA JV, LLC, a wholly owned subsidiary of Plug Power, Inc., and 50% by Niloco Hydrogen Holdings LLC, a wholly owned subsidiary of Olin Corporation. The investments in, and the operating results of, 50%-or-less-owned entities not controlled by Olin are included in the condensed financial statements using the equity method basis of accounting and classified as non-consolidated affiliates. The following table summarizes our investments in non-consolidated affiliates included in other assets:
| Six Months Ended June 30, |  |
| 2026 |  | 2025 |  |
Investments in Non-consolidated Affiliates | ($ in millions)
Balance at beginning of year | $ | 21.3 |  |  | $ | 23.0 |  |  |
Capital contributions | 1.9 |  |  | 0.8 |  |  |
Losses of non-consolidated affiliates(1) | (2.7) |  |  | (1.4) |  |  |
Balance at end of period | $ | 20.5 |  |  | $ | 22.4 |  |  |
(1)Excludes the impact of $0.3 million pretax income for the six months ended June 30, 2026 for Olin’s portion of the $22.0 million investment tax credit, which is the basis difference between our equity ownership of Hidrogenii and Olin’s investment, and will be recognized over the useful life of the underlying operational assets.

X
- References No definition available. + Details
Name: | us-gaap_OtherAssetsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for other assets. This disclosure includes other current assets and other noncurrent assets. + References No definition available. + Details
Name: | us-gaap_OtherAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration