Condensed Consolidated Interim Statements of Shareholders' Equity, Non-controlling Interest and Redeemable Portion of Non-controlling Interest - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Deficit Accumulated [Member]	Total Shareholders' Equity attributable to GQM Ltd [Member]	Non-controlling Interest [Member]	Redeemable Portion of Non-controlling Interest [Member]
Balance at Dec. 31, 2017	$ 62,800	$ 71,126	$ 43,853	$ (88,500)	$ 26,479	$ 36,321	$ 24,214
Balance (in shares) at Dec. 31, 2017		111,148,683
Issuance of common shares (Note 10)	24,368	$ 24,368	0	0	24,368	0	0
Issuance of common shares (Note 10) (in shares)		188,952,761
Capital contribution from non-controlling interest	10,000	$ 0	0	0	0	10,000	0
Stock-based compensation	45	0	45	0	45	0	0
Net loss for the period	(7,605)	0	0	(5,417)	(5,417)	(2,188)	(1,458)
Balance at Mar. 31, 2018	89,608	$ 95,494	43,898	(93,917)	45,475	44,133	22,756
Balance (in shares) at Mar. 31, 2018		300,101,444
Balance at Dec. 31, 2018	90,447	$ 95,575	44,002	(95,559)	44,018	46,429	24,286
Balance (in shares) at Dec. 31, 2018		300,101,444
Stock-based compensation	27	$ 0	27	0	27	0	0
Net loss for the period	(2,271)	0	0	(2,300)	(2,300)	29	19
Balance at Mar. 31, 2019	$ 88,203	$ 95,575	$ 44,029	$ (97,859)	$ 41,745	$ 46,458	$ 24,305
Balance (in shares) at Mar. 31, 2019		300,101,444