ACCOUNTS PAYABLE AND ACCRUED LIABILITIES (Tables)

12 Months Ended

Dec. 31, 2017

Trade and other current payables [abstract]

Schedule of accounts payable and accrued liabilities

Accounts payable and accrued liabilities include the following components:

	As of		As of
	December 31, 2017		December 31, 2016
Trade and other payables	$	44,048	$	48,591
Accrued liabilities	40,165		35,998
Payroll related liabilities	10,410		8,311
Total	$	94,623	$	92,900