SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION (Accounts Payable and Accruals - Other) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Accounts payable and accruals - other:
Payroll and related expenses	$ 1,216	$ 1,562
Interest payable	719	767
Provision for vacation	1,404	1,506
Accrued expenses	8,008	11,981
Royalties payable	781	522
Property and equipment suppliers	143	95
Accounts payable and accruals - other	$ 12,271	$ 16,433