XML 68 R31.htm IDEA: XBRL DOCUMENT
v3.19.1

CHANGES IN SIGNIFICANT ACCOUNTING POLICIES AND RECENT ACCOUNTING PRONOUNCEMENTS (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2018
CHANGES IN SIGNIFICANT ACCOUNTING POLICIES AND RECENT ACCOUNTING PRONOUNCEMENTS |
Schedule of impact of transition to IFRS 9 |
|  | As at December 31, 2017 |  | IFRS 9 Adjustments |  | As at January 1, 2018
Accumulated other comprehensive income (loss) |  | $ | 21.1 |  | $ | (56.3) |  | $ | (35.2)
Accumulated deficit |  | $ | (10,580.7) |  | $ | 56.3 |  | $ | (10,524.4)

X
- References No definition available. + Details
Name: | kgc_ChangesInSignificantAccountingPoliciesAndRecentAccountingPronouncementsAbstract
Namespace Prefix: | kgc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The tabular disclosure of impact of transition to IFRS 9 on financial Instruments. + References No definition available. + Details
Name: | kgc_ScheduleOfImpactOfTransitionToIfrs9OnFinancialInstrumentsTableTextBlock
Namespace Prefix: | kgc_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration