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Commitments and Contingencies (Tables) | 6 Months Ended
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Jun. 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:
|  | Six Months Ended June 30, |
|  | 2021 |  |  | 2020 |
Balance at the beginning of the period |  | $ | 2,391 |  |  | $ | 4,596 |
Warranty claims paid |  |  | (599 | ) |  |  | (1,624 | )
Warranty expense for products shipped during the current period |  |  | 1,043 |  |  |  | 842 |
Adjustments to warranty estimates from prior periods |  |  | (314 | ) |  |  | (942 | )
Adjustments due to currency translation |  |  | (26 | ) |  |  | (20 | )
Balance at the end of the period |  | $ | 2,495 |  |  | $ | 2,852 |

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