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Convertible debentures (Tables)
 12 Months Ended
Dec. 31, 2020
Convertible Debentures Tables [Abstract]  
Schedule of convertible debentures

The following table summarizes the carrying value of the convertible debentures as at December 31, 2020:

 

 

 

Liability

component of

convertible

debentures

 

 

Equity

component of

convertible

debentures

 

 

Net book

value,

December

31, 2020

 

 

Net book

value,

December

31, 2019

 

Convertible debentures

 

 

11,963

 

 

 

658

 

 

 

12,621

 

 

 

12,621

 

Transaction costs

 

 

(755

)

 

 

(41

)

 

 

(796

)

 

 

(1,318

)

Net proceeds

 

 

11,208

 

 

 

617

 

 

 

11,825

 

 

 

11,303

 

Conversion of debentures to equity (net of $184 unamortized transaction cost)

 

 

(3,754

)

 

 

—

 

 

 

(3,754

)

 

 

—

 

Accretion in carrying value of debenture liability

 

 

1,228

 

 

 

—

 

 

 

1,228

 

 

 

1,786

 

Accrued interest

 

 

684

 

 

 

—

 

 

 

684

 

 

 

1,381

 

Interest converted in shares and paid

 

 

(615

)

 

 

—

 

 

 

(615

)

 

 

(1,276

)

 

 

 

8,751

 

 

 

617

 

 

 

9,368

 

 

 

13,194