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Receivables (Tables) | 12 Months Ended
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Dec. 31, 2022
Receivables [Abstract] |
Summary of Changes in Allowance for Credit Losses | Changes in the allowance for credit losses consisted of the following (in thousands):
|  | Year Ended December 31, |
|  | 2022 |  |  | 2021 |  |  | 2020 |
Balance at beginning of year |  | $ | 458 |  |  | $ | 429 |  |  | $ | 557 |
Increase in allowance charged to expense |  |  | 232 |  |  |  | 253 |  |  |  | 1,210 |
Accounts charged against the allowance, net of recoveries |  |  | (4 | ) |  |  | (224 | ) |  |  | (1,338 | )
Balance at end of year |  | $ | 686 |  |  | $ | 458 |  |  | $ | 429 |

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