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Commitments and Contingencies (Tables) | 3 Months Ended
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Mar. 31, 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:
|  | Three Months Ended March 31, |
|  | 2021 |  |  | 2020 |
Balance at the beginning of the period |  | $ | 2,391 |  |  | $ | 4,596 |
Warranty claims paid |  |  | (352 | ) |  |  | (1,278 | )
Warranty expense for products shipped during the current period |  |  | 519 |  |  |  | 500 |
Adjustments to warranty estimates from prior periods |  |  | 271 |  |  |  | (450 | )
Adjustments due to currency translation |  |  | (31 | ) |  |  | (45 | )
Balance at the end of the period |  | $ | 2,798 |  |  | $ | 3,323 |

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