XML 40 R93.htm IDEA: XBRL DOCUMENT
v3.20.1

Debt - Movement in debt (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Disclosure of detailed information about borrowings [line items] |  |
Balance at December 31, 2017 | $ 69,302 | $ 39,871
Loss on modifications |  | 653
Proceeds from debentures | 46,000 |
Transaction costs paid |  | (1,338)
Transaction costs paid | (2,490) |
Portion allocated to equity | (7,141) |
Transaction costs allocated to equity | 389 |
Amortization of transaction costs , discount | 475 | 116
Drawdowns | 40,000 | 30,000
Balance at December 31, 2018 | 146,535 | 69,302
Term Credit Facility [member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Balance at December 31, 2017 | 69,302 | 39,871
Loss on modifications |  | 653
Transaction costs paid |  | (1,338)
Amortization of transaction costs , discount | 128 | 116
Drawdowns | 40,000 | 30,000
Balance at December 31, 2018 | 109,430 | $ 69,302
Debentures [Member] |  |
Disclosure of detailed information about borrowings [line items] |  |
Proceeds from debentures | 46,000 |
Transaction costs paid | (2,490) |
Portion allocated to equity | (7,141) |
Transaction costs allocated to equity | 389 |
Amortization of transaction costs , discount | 347 |
Balance at December 31, 2018 | $ 37,105 |

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- Definition Adjustments For Losses Gains On Debt Instruments + References No definition available. + Details
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Balance Type: | debit
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- Definition Amount of convertible debt portion allocated to equity. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition Amount of convertible debt transaction costs allocated to equity. + References No definition available. + Details
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- Definition Increase through amortization of transaction costs. + References No definition available. + Details
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- Definition Amount of non-current portion of non-current loans received during the period. + References No definition available. + Details
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Period Type: | duration

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- Definition Payments for cost related to convertible debt. + References No definition available. + Details
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Namespace Prefix: | fsm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Definition The cash outflow for debt modifications costs. + References No definition available. + Details
Name: | fsm_PaymentsForDebtModificationsCosts
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Balance Type: | credit
Period Type: | duration

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- Definition Proceeds from convertible debenture. + References No definition available. + Details
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Balance Type: | debit
Period Type: | duration

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The non-current portion of non-current loans received. [Refer: Loans received] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_112_c&doctype=Standard -URIDate 2018-03-16 + Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |