Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

SEGMENT REPORTING - Reconciliation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Segment Reporting [Line Items]
Revenue from external customers	$ 108,490	$ 57,393	$ 199,139	$ 118,203
Operating Segments
Segment Reporting [Line Items]
Revenue from external customers	112,153		205,408
Operating Segments \| External Customers
Segment Reporting [Line Items]
Revenue from external customers	108,490	57,393	199,139	118,203
Operating Segments \| Intersegment Customers
Segment Reporting [Line Items]
Revenue from external customers	3,663		6,269
Operating Segments \| Materials Segment
Segment Reporting [Line Items]
Revenue from external customers	95,629	37,532	167,806	93,151
Operating Segments \| Materials Segment \| External Customers
Segment Reporting [Line Items]
Revenue from external customers	91,966	37,532	161,537	93,151
Operating Segments \| Materials Segment \| Intersegment Customers
Segment Reporting [Line Items]
Revenue from external customers	3,663		6,269
Operating Segments \| Magnetics Segment
Segment Reporting [Line Items]
Revenue from external customers	16,524		37,602
Operating Segments \| Magnetics Segment \| External Customers
Segment Reporting [Line Items]
Revenue from external customers	16,524	19,861	37,602	25,052
Operating Segments \| Magnetics Segment \| Intersegment Customers
Segment Reporting [Line Items]
Revenue from external customers	0		0
Intersegment Eliminations
Segment Reporting [Line Items]
Revenue from external customers	$ (3,663)	$ 0	$ (6,269)	$ 0