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v3.19.3.a.u2

Allowance for Doubtful Accounts | 12 Months Ended
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Dec. 31, 2019
Receivables [Abstract] |
Allowance for Doubtful Accounts | Allowance for Doubtful Accounts The activity related to the allowance for doubtful accounts was as follows:
| Year ended December 31,
(in thousands) | 2019 |  | 2018 |  | 2017
Balance at beginning of year | $ | 7,272 |  |  | $ | 9,975 |  |  | $ | 12,255 |
Bad debt expense | 573 |  |  | (583 | ) |  | 337 |
Amount of receivables written off | (2,706 | ) |  | (1,873 | ) |  | (3,300 | )
Foreign currency translation and other | 199 |  |  | (247 | ) |  | 683 |
Balance at end of year | $ | 5,338 |  |  | $ | 7,272 |  |  | $ | 9,975 |

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- Definition The entire disclosure for claims held for amounts due a company, excluding disclosure for allowance for credit losses. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Also excludes disclosure for financing receivables. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -URI http://asc.fasb.org/subtopic&trid=2196772 + Details
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- References No definition available. + Details
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