Select Balance Sheet Information (Tables)

6 Months Ended

Jun. 30, 2022

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Receivables

Receivables as of June 30, 2022 and December 31, 2021 are as follows:

(in thousands)	June 30, 2022		December 31, 2021
Receivables
Trade	$	200,682	$	142,297
Other	7,143		10,591
Unbilled Receivables	19,770		23,901
Total Receivables	227,595		176,789
Less: Allowance for Credit Losses	(1,757)		(1,836)
Receivables, net of allowance for credit losses	$	225,838	$	174,953

Summary of Activity in Allowance for Credit Losses

The following is a summary of activity in the allowance for credit losses for the six months ended June 30, 2022 and 2021:

(in thousands)	2022		2021
Beginning Balance, January 1	$	1,836	$	3,215
Additions Charged to Expense	382		284
Reductions for Amounts Written Off, Net of Recoveries	(461)		(773)
Ending Balance, June 30	$	1,757	$	2,726

Schedule of Inventories

Inventories consist of the following as of June 30, 2022 and December 31, 2021:

(in thousands)	June 30, 2022		December 31, 2021
Raw Material, Fuel and Supplies	$	79,735	$	72,882
Work in Process	34,700		35,705
Finished Goods	32,529		39,903
Total Inventories	$	146,964	$	148,490

Schedule of Investments

The following is a summary of our investments as of June 30, 2022 and December 31, 2021:

(in thousands)	June 30, 2022		December 31, 2021
Corporate-Owned Life Insurance Policies	$	37,502	$	41,078
Debt Securities	8,351		9,202
Money Market Funds	2,122		949
Mutual Funds	5,546		5,432
Other Investments	34		29
Total Investments	$	53,555	$	56,690

Schedule of Property, Plant and Equipment

Major classes of property, plant and equipment as of June 30, 2022 and December 31, 2021 include:

(in thousands)	June 30, 2022		December 31, 2021
Electric Plant
Electric Plant in Service	$	2,785,850	$	2,758,445
Construction Work in Progress	96,763		74,926
Total Gross Electric Plant	2,882,613		2,833,371
Less Accumulated Depreciation and Amortization	843,296		817,302
Net Electric Plant	2,039,317		2,016,069
Nonelectric Property, Plant and Equipment
Nonelectric Property, Plant and Equipment in Service	279,123		273,950
Construction Work in Progress	18,483		16,611
Total Gross Nonelectric Property, Plant and Equipment	297,606		290,561
Less Accumulated Depreciation and Amortization	187,004		182,025
Net Nonelectric Property, Plant and Equipment	110,602		108,536
Net Property, Plant and Equipment	$	2,149,919	$	2,124,605