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Allowance for credit losses
12 Months Ended
Dec. 31, 2021
Allowance for credit losses  
Allowance for credit losses

Note 10 – Allowance for Credit Losses

The change in the allowance for credit losses during the years ended December 31, 2020 and 2021 were as follows:

in thousands

Balance at December 31, 2019

$

2,524

Impact of ASU 2016-13 adoption

288

Balance at January 1, 2020

2,812

Provision

2,306

Write-offs

(994)

Net foreign currency translation

11

Balance at December 31, 2020

$

4,135

Provision

(16)

Write-offs

(2,689)

Net foreign currency translation

(11)

Balance at December 31, 2021

$

1,419

During the year ended December 31, 2021, we wrote off $2.7 million of accounts receivable that were fully reserved for and no longer deemed collectible.