Summary of significant accounting policies (Narrative) (Details)	12 Months Ended
Nov. 30, 2017
Likelihood Of Tax Benefit Being Realized Upon Settlement	50.00%

Likelihood of tax benefit being realized upon settlement

No definition available.

Name:	tmq_LikelihoodOfTaxBenefitBeingRealizedUponSettlement
Namespace Prefix:	tmq_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration