Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

SIGNIFICANT ACCOUNTING POLICIES -Disclosure of detailed information about amortization calculated on straight-line basis over the useful life of intangible assets (Details)

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SIGNIFICANT ACCOUNTING POLICIES -Disclosure of detailed information about amortization calculated on straight-line basis over the useful life of intangible assets (Details)
 12 Months Ended
Dec. 31, 2020
Licenses arose from acquisition of subsidiary [Member]  
Disclosure of detailed information about intangible assets [line items]  
Amortization method indefinite
Other intangibles [Member] | Bottom of range [Member]  
Disclosure of detailed information about intangible assets [line items]  
Amortization rate 6.00%
Other intangibles [Member] | Top of range [Member]  
Disclosure of detailed information about intangible assets [line items]  
Amortization rate 15.00%