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Credit Losses (Tables) | 12 Months Ended
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Dec. 31, 2021
Credit Loss [Abstract] |
Schedule of Allowance for Credit Loss to Accounts Receivable | The allowance for credit losses related to accounts receivable as of December 31, 2020 and 2021, and changes for the periods ended December 31, 2020 and 2021 are as follows (in thousands):
Balance at January 1, 2020 |  | $ | 6,516 |
Provision for expected credit losses |  |  | 5,606 |
Write-offs |  |  | (1,280 | )
Balance at December 31, 2020 |  |  | 10,842 |
Provision for expected credit losses |  |  | (1,500 | )
Write-offs |  |  | (849 | )
Balance at December 31, 2021 |  | $ | 8,493 |

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- Definition Tabular disclosure of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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