LONG-TERM BORROWINGS - Narrative (Details) ¥ in Thousands, $ in Thousands		1 Months Ended		12 Months Ended
	Jan. 31, 2026 USD ($) installment	May 31, 2026 CNY (¥) installment	Mar. 31, 2026 USD ($) installment	Dec. 31, 2025 USD ($)	Jun. 30, 2026 USD ($)	May 31, 2026 USD ($)
Line of Credit Facility [Line Items]
Long-term debt				$ 214,012	$ 233,691
Long-term debt, fair value				202,706	212,688
China Merchants Bank
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity	$ 17,616
Number of installments for loan repayable | installment	6
Line of credit facility, interest rate during period	2.38%
Long-term debt				$ 9,915	26,881
Bank of China
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity		¥ 231,518				$ 33,987
Number of installments for loan repayable | installment		120
Line of credit facility, interest rate during period		2.65%
Interest-bearing debt ratio				5
Long-term debt				$ 34,247	69,117
Industrial and Commercial Bank of China
Line of Credit Facility [Line Items]
Line of credit facility, maximum borrowing capacity			$ 24,583
Number of installments for loan repayable | installment			6
Line of credit facility, interest rate during period			2.29%
Long-term debt				$ 42,576	$ 68,441