SUPPLEMENTARY FINANCIAL STATEMENT INFORMATION (Accounts Payable and Accruals, Other) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Accounts payable and accruals - other:
Payroll and related expenses	$ 1,243	$ 1,557
Interest payable	914	888
Provision for vacation	1,412	1,572
Accrued expenses	5,097	1,785
Royalties payable	495	419
Liability in connection with collaboration operation - current portion	6,215	5,666
Property and equipment suppliers	120	186
Accounts payable and accruals, other	$ 15,496	$ 12,073