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Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2021
Accounting Policies [Abstract] |
Schedule of Allowance for Doubtful Accounts | The following presents the changes in the balance of our allowance for doubtful accounts:
Year Ended |  | Item |  | Balance at beginning of year |  | Additions charged to expense |  | Other (a) |  | Balance at end of year
2021 |  | Allowance for doubtful accounts |  | $ | 4,392 |  |  | $ | 232 |  |  | $ | (2,179) |  |  | $ | 2,445 |
2020 |  | Allowance for doubtful accounts |  | 8,762 |  |  | 457 |  |  | (4,827) |  |  | 4,392 |
2019 |  | Allowance for doubtful accounts |  | 8,423 |  |  | 1,308 |  |  | (969) |  |  | 8,762 |
(a)Other includes the impact of subsequent collections or write-offs to the allowance for doubtful accounts.

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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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