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Commitments and Contingencies (Tables) | 9 Months Ended
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Sep. 30, 2021
Commitments And Contingencies Disclosure [Abstract] |
Reconciliation of Changes in Accrued Warranty Costs | The following is a reconciliation of the changes in accrued warranty costs:
|  | Nine Months Ended September 30, |
|  | 2021 |  |  | 2020 |
Balance at the beginning of the period |  | $ | 2,391 |  |  | $ | 4,596 |
Warranty claims paid |  |  | (1,374 | ) |  |  | (1,777 | )
Warranty expense for products shipped during the current period |  |  | 1,722 |  |  |  | 1,042 |
Adjustments to warranty estimates from prior periods |  |  | 318 |  |  |  | (1,194 | )
Adjustments due to currency translation |  |  | (44 | ) |  |  | 19 |
Balance at the end of the period |  | $ | 3,013 |  |  | $ | 2,686 |

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