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v3.23.1

Receivables and allowance for expected credit losses (Details 2) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2023 | Mar. 31, 2022
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |
Provision for credit losses | $ 4,193 | $ 1,735
Trade Accounts Receivable |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance | 9,631 | 9,716
Provision for credit losses | 4,193 | 1,735
Less write-offs charged against the allowance | 2,026 | 1,627
Credit loss recoveries collected | 375 | 332
Balance | 12,173 | 10,156
Electric | Trade Accounts Receivable |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance | 375 | 269
Provision for credit losses | 615 | 565
Less write-offs charged against the allowance | 667 | 597
Credit loss recoveries collected | 145 | 124
Balance | 468 | 361
Natural gas distribution | Trade Accounts Receivable |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance | 1,615 | 1,506
Provision for credit losses | 2,324 | 1,369
Less write-offs charged against the allowance | 1,225 | 932
Credit loss recoveries collected | 229 | 180
Balance | 2,943 | 2,123
Pipeline | Trade Accounts Receivable |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance | 2 | 2
Provision for credit losses | 0 | 0
Less write-offs charged against the allowance | 0 | 0
Credit loss recoveries collected | 0 | 0
Balance | 2 | 2
Construction materials and contracting | Trade Accounts Receivable |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance | 5,477 | 5,406
Provision for credit losses | 428 | (253)
Less write-offs charged against the allowance | 83 | 27
Credit loss recoveries collected | 0 | 0
Balance | 5,822 | 5,126
Construction services | Trade Accounts Receivable |  |
Accounts Receivable, Allowance for Credit Loss [Roll Forward] |  |
Balance | 2,162 | 2,533
Provision for credit losses | 826 | 54
Less write-offs charged against the allowance | 51 | 71
Credit loss recoveries collected | 1 | 28
Balance | $ 2,938 | $ 2,544

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- Definition Amount of allowance for credit loss on accounts receivable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(5)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(4)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479344/326-20-45-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481962/310-10-50-4 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479319/326-20-50-13 + Details
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