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Accounts Receivable, net (Tables)

12 Months Ended

Dec. 31, 2020

Accounts Receivable, net

Schedule of accounts receivable, net


			December 31,		December 31,
			2019		2020
		(in thousands)
Accounts receivable		$	165,133		243,816
Less: Loss allowance			(190)		(190)
		$	164,943		243,626

Schedule of analysis of expected credit losses

Analysis of expected credit losses which was measured based on the aforementioned method, was as follows:


			December 31, 2019
							Loss
		Carrying					allowance
		amount of			Weighted		for lifetime
		accounts			average		expected
		receivable			loss rate		credit
		(in thousands)						(in thousands)
Not past due		$	162,765		0	%	$	-
Past due within 30 days			1,685		0%-0.25	%		-
Past due 31‑60 days			474		0%-4.16	%		-
Past due 61‑90 days			-		0%-4.17	%		-
Past due 91‑120 days			19		0%-20.4	%		-
Past due over 121 days			-		100.00	%		-
		$	164,943				$	-


		December 31, 2020
							Loss
		Carrying					allowance
		amount of			Weighted		for lifetime
		accounts			average loss		expected
		receivable			rate		credit
		(in thousands)						(in thousands)
Not past due		$	243,208		0	%	$	-
Past due within 30 days			36		0	%		-
Past due 31‑60 days			382		0	%		-
Past due 61‑90 days			-		0	%		-
Past due 91‑120 days			-		0%-6.32	%		-
Past due over 121 days			-		100.00	%		-
		$	243,626				$	-

Summary of activity in the loss allowance

The activity in the loss allowance is as follows:

Loss Allowance


		Balance at					Amounts
		Beginning			Charges to		utilized /		Balance at
Period		of year			earnings		write-offs		end of year
		(in thousands)

Year 2018		$	-		290		-		290
Year 2019		$	290		67		(167)		190
Year 2020		$	190		-		-		190