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Allowance for credit losses (Tables) | 6 Months Ended
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Jun. 30, 2021
Credit Loss [Abstract] |
Schedule of movements in the allowance for credit losses | Movements in the allowance for credit losses during the six months ended June 30, 2021 were as follows:
| Six Months Ended June 30, |  |
| 2021 |  | 2020 |  |
Allowance for credit losses at beginning of period | $ | 67,153 |  |  | $ | — |  |  |
Cumulative effect due to adoption of new accounting standard | — |  |  | 30,264 |  |  |
Current period provision for expected credit losses | 16,954 |  |  | 33,999 |  |  |
Write-offs charged against the allowance | — |  |  | — |  |  |
Allowance for credit losses at end of period | $ | 84,107 |  |  | $ | 64,263 |  |  |

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- Definition Allowance For Credit Loss + References No definition available. + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Period Type: | duration