RELATED PARTY BALANCES AND TRANSACTIONS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Related Party Transaction [Line Items]
Cost of revenue, related party	$ 501,242	$ 390,564	$ 281,508
Related Party
Related Party Transaction [Line Items]
Other receivables	2,500	1,024
Accounts payable	32,060	16,133
Purchases of materials	80,092	60,586	47,743
Cost of revenue, related party	62,498	39,313	31,240
Related Party | Ninebell
Related Party Transaction [Line Items]
Other receivables	163	1,024
Accounts payable	20,353	10,830
Purchases of materials	64,919	53,792	42,737
Related Party | Shengyi
Related Party Transaction [Line Items]
Other receivables	2,337	0
Accounts payable	11,707	5,303
Purchases of materials	15,173	6,794	5,006
Cost of revenue, related party	$ 2,799	$ 595	$ 820