Allowance for Credit Losses (Tables)

3 Months Ended

Mar. 31, 2022

Credit Loss [Abstract]

Allowance for credit losses

Activity in the allowance for credit losses is summarized as follows (in thousands):

	Three Months Ended March 31,
	2022		2021
Opening balance at January 1	$	2,944	$	1,065
Charges to expense, net of recoveries	314		(10)
Other (1)	(67)		(65)
Balance at March 31	$	3,191	$	990

(1) Other is primarily related to uncollected balances written off, business acquisitions, and currency translation adjustments.