Restoration provisions (Tables)

12 Months Ended

Oct. 31, 2020

Provision for decommissioning, restoration and rehabilitation costs [abstract]

Summary of Change in Restoration and Rehabilitation Costs

The following table represents the continuity of the restoration provision associated with the Company’s leased plant properties:

Restoration provisions at October 31, 2019 and 2018	$	—
Initial recognition in 2020		321,400
Restoration provisions at October 31, 2020	$	321,400