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Product Warranty | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020
Product Warranties Disclosures [Abstract] |  |
PRODUCT WARRANTY | 7. PRODUCT WARRANTY Movement of product warranty was as follows:
|  | Three months ended June 30, |  | Six months ended June 30,
|  | 2020 |  | 2021 |  | 2020 |  | 2021
Balance at beginning of the period |  | $ | 17,299 |  |  | $ | 19,105 |  |  | $ | 18,416 |  |  | $ | 19,356 |
Provided during the period |  |  | 842 |  |  |  | 8,148 |  |  |  | 951 |  |  |  | 9,057 |
Utilized during the period |  |  | (783 | ) |  |  | (1,710 | ) |  |  | (2,009 | ) |  |  | (2,870 | )
Balance at end of the period |  | $ | 17,358 |  |  | $ | 25,543 |  |  | $ | 17,358 |  |  | $ | 25,543 |
|  | December 31, 2020 |  | June 30, 2021
Product warranty – current |  | $ | 4,296 |  | $ | 10,299
Product warranty – non-current |  |  | 15,060 |  |  | 15,244
Total |  | $ | 19,356 |  | $ | 25,543
| 10. PRODUCT WARRANTY Movement of product warranty was as follows:
|  | December 31, 2019 |  | December 31, 2020
Balance at beginning of the year |  | $ | 16,565 |  |  | $ | 18,416 |
Provided during the year |  |  | 3,501 |  |  |  | 3,477 |
Utilized during the year |  |  | (1,650 | ) |  |  | (2,537 | )
Balance at end of the year |  | $ | 18,416 |  |  | $ | 19,356 |
Product warranty – current |  | $ | 3,723 |  |  | $ | 4,296 |
Product warranty – non-current |  |  | 14,693 |  |  |  | 15,060 |
The warranty costs recorded were $8,342, $3,501 and $3,477 during the years ended December 31, 2018, 2019 and 2020, respectively.

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- References No definition available. + Details
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- Definition The entire disclosure for standard and extended product warranties and other product guarantee contracts, including a tabular reconciliation of the changes in the guarantor's aggregate product warranty liability for the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -URI http://asc.fasb.org/topic&trid=2155896 + Details
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