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Select Balance Sheet Information (Tables)

9 Months Ended

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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Tabular disclosure of allowance for credit loss on accounts receivable.

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