Accounts Receivable,Net

9 Months Ended

Sep. 30, 2021

Receivables [Abstract]

Loans, Notes, Trade and Other Receivables Disclosure [Text Block]

5. ACCOUNTS RECEIVABLE, Net

Accounts receivable as of December 31, 2020 and 2019 and September 30, 2021 (unaudited) consisted of the following:

	As of December 31,						As of September 30,
	2020			2019			2021
							(unaudited)
Accounts receivables	$	47,132			42,915			38,893
Other receivables		340			225			352
		47,472			43,140			39,245
Less: provision for bad debts		(457	)		(376	)		(359	)
Total	$	47,015			42,764			38,886

The provision for bad debt expense on accounts receivable was $159 and $155 for the years ended December 31, 2020 and 2019, respectively, $8 and $47 for the nine months ended September 30, 2021 and 2020 (unaudited).