Promissory Note

12 Months Ended

Dec. 31, 2021

Disclosure Promissory Note [Abstract]

Promissory Note [Text Block]

9. Promissory Note

Details of the Promissory Note are as follows:

		Year ended December 31,
		2021			2020
Promissory Note - beginning of period	$	16,629		$	15,501
Accretion and interest		1,066			1,128
Promissory Note - end of period	$	17,695		$	16,629
Less: current portion		(17,695	)		-
Non-current portion	$	-		$	16,629

On August 7, 2019, the Company issued to Glencore a promissory note in the amount of $15.0 million. The term of the promissory note was extended from December 31, 2021 to February 28, 2022 and, subsequent to year end, it was repaid on February 14, 2022 (see Notes 8 and 16). Interest accrued on the outstanding balance at three-month U.S. dollar LIBOR plus 6.0%. No borrowing costs were capitalized during 2021 or 2020.