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Select Balance Sheet Information (Tables) | 9 Months Ended
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Sep. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Receivables | Receivables as of September 30, 2022 and December 31, 2021 are as follows:
(in thousands) | September 30, 2022 |  | December 31, 2021
Receivables |  |  |
Trade | $ | 167,480 |  |  | $ | 142,297 |
Other | 9,052 |  |  | 10,591 |
Unbilled Receivables | 18,813 |  |  | 23,901 |
Total Receivables | 195,345 |  |  | 176,789 |
Less: Allowance for Credit Losses | (1,548) |  |  | (1,836) |
Receivables, net of allowance for credit losses | $ | 193,797 |  |  | $ | 174,953 |
Schedule of Activity in Allowance for Credit Losses | The following is a summary of activity in the allowance for credit losses for the nine months ended September 30, 2022 and 2021:
(in thousands) | 2022 |  | 2021
Beginning Balance, January 1 | $ | 1,836 |  |  | $ | 3,215 |
Additions Charged to Expense | 518 |  |  | 177 |
Reductions for Amounts Written Off, Net of Recoveries | (806) |  |  | (1,060) |
Ending Balance, September 30 | $ | 1,548 |  |  | $ | 2,332 |
Schedule of Inventories | Inventories consist of the following as of September 30, 2022 and December 31, 2021:
(in thousands) | September 30, 2022 |  | December 31, 2021
Raw Material, Fuel and Supplies | $ | 74,249 |  |  | $ | 72,882 |
Work in Process | 33,765 |  |  | 35,705 |
Finished Goods | 38,362 |  |  | 39,903 |
Total Inventories | $ | 146,376 |  |  | $ | 148,490 |
Schedule of Investments | The following is a summary of our investments as of September 30, 2022 and December 31, 2021:
(in thousands) | September 30, 2022 |  | December 31, 2021
Corporate-Owned Life Insurance Policies | $ | 37,288 |  |  | $ | 41,078 |
Debt Securities | 8,710 |  |  | 9,202 |
Money Market Funds | 1,854 |  |  | 949 |
Mutual Funds | 5,084 |  |  | 5,432 |
Other Investments | 30 |  |  | 29 |
Total Investments | $ | 52,966 |  |  | $ | 56,690 |
Schedule of Property, Plant and Equipment | Major classes of property, plant and equipment as of September 30, 2022 and December 31, 2021 include:
(in thousands) | September 30, 2022 |  | December 31, 2021
Electric Plant |  |  |
Electric Plant in Service | $ | 2,795,649 |  |  | $ | 2,758,445 |
Construction Work in Progress | 130,486 |  |  | 74,926 |
Total Gross Electric Plant | 2,926,135 |  |  | 2,833,371 |
Less Accumulated Depreciation and Amortization | 850,741 |  |  | 817,302 |
Net Electric Plant | 2,075,394 |  |  | 2,016,069 |
Nonelectric Property, Plant and Equipment |  |  |
Nonelectric Property, Plant and Equipment in Service | 281,584 |  |  | 273,950 |
Construction Work in Progress | 20,746 |  |  | 16,611 |
Total Gross Nonelectric Property, Plant and Equipment | 302,330 |  |  | 290,561 |
Less Accumulated Depreciation and Amortization | 191,081 |  |  | 182,025 |
Net Nonelectric Property, Plant and Equipment | 111,249 |  |  | 108,536 |
Net Property, Plant and Equipment | $ | 2,186,643 |  |  | $ | 2,124,605 |

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