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Credit Losses (Tables) | 6 Months Ended
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Jun. 30, 2021
Credit Loss [Abstract] |
Accounts receivable, allowance for credit loss | The following table summarizes the changes in allowance for credit losses on our accounts receivables, certain non-trade accounts receivable and contract assets for the six months ended June 30, 2021 and 2020 (in thousands):
| For the Six Months Ended June 30,
| 2021 |  | 2020
Balance as of beginning of period | $ | (7,056) |  |  | $ | (41) |
Cumulative transition adjustment | — |  |  | (2,815) |
Provision for credit losses | (611) |  |  | (260) |
Charge-offs | — |  |  | 1,575 |
Balance as of end of period | $ | (7,667) |  |  | $ | (1,541) |

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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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- References No definition available. + Details
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