Accounts Receivable (Tables)

12 Months Ended

Dec. 31, 2020

Receivables [Abstract]

Allowance for doubtful accounts and the activity

Accounts Receivable Accounts receivable are net of an allowance for credit losses. The following table summarizes the Company’s allowance for credit losses and the activity for 2020, 2019 and 2018 (in thousands):

Note 5.    Accounts Receivable - (Continued)

	Year Ended December 31,
	2020		2019		2018
Allowance for credit losses, beginning of year	$	6,112	$	4,284	$	7,630
Charges to costs and expenses	2,474		3,136		879
Write-offs of uncollectible accounts, net of recoveries	(2,129)		(1,293)		(3,985)
Business disposals	—		—		(593)
Currency translation adjustments	149		(15)		353
Allowance for credit losses, end of year	$	6,606	$	6,112	$	4,284