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Note 3 - Short-term Investments (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Investment [Table Text Block]

		Amortized cost				Gross unrealized gains				Gross unrealized losses				Fair value (Net carrying amount)
			$				$				$				$
Trading debt securities
Financial products issued by commercial banks			13,025				144				-				13,169
Available-for-sale debt securities
Time deposits			16,000				-				-				16,000
Financial products issued by commercial banks			1,569				5				-				1,574
Total			30,594				149				-				30,743

X

- Definition

Tabular disclosure of investment.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 325
-URI http://asc.fasb.org/topic&trid=2197064

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-URI http://asc.fasb.org/topic&trid=75115024

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-URI http://asc.fasb.org/topic&trid=2196928

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-URI http://asc.fasb.org/topic&trid=2196965

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- References

No definition available.

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