INVENTORIES, NET (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Inventory, Net [Abstract]
Raw materials	$ 406,136		$ 406,136		$ 349,663
Work-in-process	89,034		89,034		61,415
Finished goods	287,949		287,949		291,553
Total inventories, net	783,119		783,119		702,631
Inventory write-down	6,907	$ 1,102	12,019	$ 5,625
First-tools, Customer Ownership
Inventory, Net [Abstract]
Finished goods	$ 105,812		$ 105,812		$ 145,506