INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2018

Statements Line Items

Disclosure of deferred taxes [Table Text Block]

		December 31,			December 31,
Mexico operations		2018			2017
Deferred income tax assets:
Tax loss carryforwards	$	13,709		$	9,326
Provision for reclamation and rehabilitation		2,823			2,754
Other		3,774			1,959
Deferred income tax liabilities:
Inventories		(1,838	)		(1,816	)
Mineral properties, plant and equipment		(9,621	)		(12,523	)
Other		(35	)		(637	)
Deferred income tax assets (liabilities), net	$	8,812		$	(937	)

Disclosure of detailed information about effective income tax expense [Table Text Block]

		December 31,			December 31,
		2018			2017
Current income tax expense (recovery):
Current income tax expense in respect of current year	$	2,559		$	3,779
Special mining duty		1,850			844
Adjustments recognized in the current year in relation to prior years		68			27
Deferred income tax expense (recovery):
Deferred tax expense recognized in the current year		(10,745	)		(4,375	)
Special mining duty		1,315			586
Adjustments recognized in the current year in relation to prior years		(319	)		(2,658	)
Total income tax expense (recovery)	$	(5,272	)	$	(1,797	)

Disclosure of detailed information about reconciliation of income tax computed at statutory tax rates [Table Text Block]

		December 31,			December 31,
		2018			2017
Canadian statutory tax rates		27.00%			26.00%
Income tax expense computed at Canadian statutory rates	$	(4,782	)	$	2,050
Foreign tax rates different from statutory rate		(5,018	)		(3,412	)
Change in tax rates		291			-
Withholding taxes, net of tax credits		665			678
Stock-based compensation		541			743
Foreign exchange		3,738			(2,381	)
Inflationary adjustment		3,710			2,539
Other items		1,259			956
Adjustments recognized in the current year in relation to prior years		(319	)		(61	)
Current year losses not recognized		4,212			2,612
Special mining duty Mexican tax		535			1,430
Recognition of previously unrecognized losses		(10,104	)		(6,951	)
Income tax expense	$	(5,272	)	$	(1,797	)