Revenue and Accounts Receivable, Net (Tables)

9 Months Ended

Sep. 30, 2021

Receivables [Abstract]

Pattern of Revenue Recognition

The pattern of revenue recognition was as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
(In thousands)	2021		2020		2021		2020
Goods and services transferred at a point in time	$	129,530	$	127,657	$	371,921	$	365,902
Goods and services transferred over time	26,095		25,848		84,737		92,514
Net sales	$	155,625	$	153,505	$	456,658	$	458,416

Revenue from External Customers by Geographic Areas

Our net sales to external customers by geographic area were as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
(In thousands)	2021		2020		2021		2020
United States	$	49,637	$	64,367	$	151,251	$	203,981
Asia (excluding PRC)	34,422		27,923		100,247		86,043
Europe	32,187		26,119		91,353		72,625
People's Republic of China	23,413		25,625		71,242		63,653
Latin America	6,917		4,546		18,429		12,652
Other	9,049		4,925		24,136		19,462
Total net sales	$	155,625	$	153,505	$	456,658	$	458,416

Net Sales to Significant Customers

Net sales to the following customers totaled more than 10% of our net sales:

	Three Months Ended September 30,
	2021						2020
	$ (thousands)			% of Net Sales			$ (thousands)			% of Net Sales
Comcast Corporation	$	22,578		14.5	%		$	32,533		21.2	%
Daikin Industries Ltd.	$	20,610		13.2	%		$	—	(1)	—	%	(1)
Sony Corporation	$	—	(1)	—	%	(1)	$	15,927		10.4	%

	Nine Months Ended September 30,
	2021				2020
	$ (thousands)		% of Net Sales		$ (thousands)			% of Net Sales
Comcast Corporation	$	74,478	16.3	%	$	95,014		20.7	%
Daikin Industries Ltd.	$	54,495	11.9	%	$	—	(1)	—	%	(1)

(1)Sales associated with this customer did not total more than 10% of our net sales for the indicated period.

Accounts Receivable, Net and Changes in the Allowance for Doubtful Accounts

Accounts receivable, net were as follows:

(In thousands)	September 30, 2021		December 31, 2020
Trade receivables, gross	$	132,931	$	122,828
Allowance for credit losses	(1,344)		(1,412)
Allowance for sales returns	(520)		(761)
Trade receivables, net	131,067		120,655
Other (1)	8,827		8,778
Accounts receivable, net	$	139,894	$	129,433

(1)Other accounts receivable is primarily comprised of value added tax and supplier rebate receivables.

Changes in the allowance for credit losses were as follows:

(In thousands)	Nine Months Ended September 30,
	2021		2020
Balance at beginning of period	$	1,412	$	1,492
Additions to costs and expenses	1		271
Write-offs/Foreign exchange effects	(69)		34
Balance at end of period	$	1,344	$	1,797

Trade Receivables Associated with Significant Customers

Trade receivables associated with this significant customer that totaled more than 10% of our accounts receivable, net were as follows:

	September 30, 2021				December 31, 2020
	$ (thousands)		% of Accounts Receivable, Net		$ (thousands)		% of Accounts Receivable, Net
Comcast Corporation	$	21,517	15.4	%	$	19,782	15.3	%