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v3.22.2.2

Receivables and allowance for expected credit losses (Tables) | 9 Months Ended
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Sep. 30, 2022
Credit Loss [Abstract] |
Accounts Receivable, Allowance for Credit Loss | Details of the Company's expected credit losses were as follows:
| Electric | Natural gas distribution | Pipeline | Construction materials and contracting | Construction services | Total
| (In thousands)
At December 31, 2021 | $ | 269 |  | $ | 1,506 |  | $ | 2 |  | $ | 5,406 |  | $ | 2,533 |  | $ | 9,716 |
Current expected credit loss provision | 565 |  | 1,369 |  | — |  | (253) |  | 54 |  | 1,735 |
Less write-offs charged against the allowance | 597 |  | 932 |  | — |  | 27 |  | 71 |  | 1,627 |
Credit loss recoveries collected | 124 |  | 180 |  | — |  | — |  | 28 |  | 332 |
At March 31, 2022 | $ | 361 |  | $ | 2,123 |  | $ | 2 |  | $ | 5,126 |  | $ | 2,544 |  | $ | 10,156 |
Current expected credit loss provision | 113 |  | 92 |  | — |  | 12 |  | 292 |  | 509 |
Less write-offs charged against the allowance | 234 |  | 939 |  | — |  | 108 |  | 104 |  | 1,385 |
Credit loss recoveries collected | 108 |  | 177 |  | — |  | — |  | — |  | 285 |
At June 30, 2022 | $ | 348 |  | $ | 1,453 |  | $ | 2 |  | $ | 5,030 |  | $ | 2,732 |  | $ | 9,565 |
Current expected credit loss provision | 300 |  | 881 |  | — |  | (55) |  | (111) |  | 1,015 |
Less write-offs charged against the allowance | 399 |  | 1,822 |  | — |  | 75 |  | 152 |  | 2,448 |
Credit loss recoveries collected | 85 |  | 169 |  | — |  | — |  | 40 |  | 294 |
At September 30, 2022 | $ | 334 |  | $ | 681 |  | $ | 2 |  | $ | 4,900 |  | $ | 2,509 |  | $ | 8,426 |
| Electric | Natural gas distribution | Pipeline | Construction materials and contracting | Construction services | Total
| (In thousands)
At December 31, 2020 | $ | 899 |  | $ | 2,571 |  | $ | 2 |  | $ | 6,164 |  | $ | 5,722 |  | $ | 15,358 |
Current expected credit loss provision | 538 |  | 1,273 |  | — |  | (1,049) |  | (1,079) |  | (317) |
Less write-offs charged against the allowance | 888 |  | 1,107 |  | — |  | 273 |  | 401 |  | 2,669 |
Credit loss recoveries collected | 129 |  | 213 |  | — |  | — |  | — |  | 342 |
At March 31, 2021 | $ | 678 |  | $ | 2,950 |  | $ | 2 |  | $ | 4,842 |  | $ | 4,242 |  | $ | 12,714 |
Current expected credit loss provision | (110) |  | (103) |  | — |  | 11 |  | (639) |  | (841) |
Less write-offs charged against the allowance | 341 |  | 787 |  | — |  | 232 |  | 64 |  | 1,424 |
Credit loss recoveries collected | 100 |  | 199 |  | — |  | — |  | — |  | 299 |
At June 30, 2021 | $ | 327 |  | $ | 2,259 |  | $ | 2 |  | $ | 4,621 |  | $ | 3,539 |  | $ | 10,748 |
Current expected credit loss provision | 388 |  | 411 |  | — |  | 233 |  | (675) |  | 357 |
Less write-offs charged against the allowance | 525 |  | 1,178 |  | — |  | 184 |  | 265 |  | 2,152 |
Credit loss recoveries collected | 92 |  | 168 |  | — |  | — |  | 93 |  | 353 |
At September 30, 2021 | $ | 282 |  | $ | 1,660 |  | $ | 2 |  | $ | 4,670 |  | $ | 2,692 |  | $ | 9,306 |

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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 https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
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Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_CreditLossAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration