XML 39 R13.htm IDEA: XBRL DOCUMENT
v3.19.1

Inventories | 12 Months Ended
--- | ---
Dec. 31, 2018
Inventories [abstract] |
Inventories | 6. Inventories
|  | December 31, |  | December 31,
|  | 2018 |  | 2017
Concentrate stockpiles |  | $ | 1,671 |  | $ | 2,594
Ore stockpiles |  |  | 3,166 |  |  | 4,144
Materials and supplies |  |  | 9,549 |  |  | 11,015
Inventories |  | $ | 14,386 |  | $ | 17,753
During the year ended December 31, 2018, the Company expensed $162,751 (2017 – $156,614) of inventories to cost of sales and wrote down $206 (2017 - $985) of materials and supplies to their net realizable value.

X
- Definition Inventories [abstract]. + References No definition available. + Details
Name: | fsm_InventoriesAbstract
Namespace Prefix: | fsm_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for inventories. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 2 -IssueDate 2017-01-01 -Section Disclosure -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=2&date=2017-03-01&anchor=sect_Disclosure&doctype=Standard -URIDate 2017-03-09 + Details
Name: | ifrs-full_DisclosureOfInventoriesExplanatory
Namespace Prefix: | ifrs-full_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration