SUPPLEMENTAL CASH FLOW INFORMATION - Schedule of Supplemental Cash Flow Information (Details) - USD ($) $ in Millions	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024
Supplemental Cash Flow Elements [Abstract]
Cash paid for income taxes	$ 0.9	$ 1.8
Cash paid for interest	4.9	1.3
Change in operating lease right-of-use assets and lease liabilities
Operating lease right-of-use assets	2.2	(0.3)
Operating lease liabilities	(2.2)	(3.1)
Purchases of property, plant, and equipment and capitalization of intangible assets in accounts payable and accrued liabilities	$ 2.8	$ 2.5

Amount, before refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
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-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
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