RIGHT-OF-USE ASSETS UNDER OPERATING LEASES, NET (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Leases [Abstract]
Right-of-use assets under operating leases	$ 14,886		$ 19,595
Less: Accumulated amortization	(8,580)		(12,001)
Total	6,306		$ 7,594
Amortization of right-of-use assets under operating leases	$ 1,144	$ 1,927