Selected Balance Sheet Information:

9 Months Ended

Sep. 30, 2022

Selected Balance Sheet Information [Abstract]

Accounts Receivable and Allowance for Credit Losses

Following is a summary of Accounts receivable, net included in the accompanying Condensed Consolidated Balance Sheets (in thousands) as of:


	September 30, 2022		December 31, 2021
Billed Accounts Receivable	$	168,757	$	181,027
Unbilled Revenue	82,925		142,738
Less: Allowance for Credit Losses	(1,935)		(2,113)
Accounts Receivable, net	$	249,747	$	321,652

Changes to allowance for credit losses for the nine months ended September 30, 2022 and 2021, respectively, were as follows (in thousands):


	Balance at Beginning of Year		Additions Charged to Costs and Expenses		Recoveries and Other Additions		Write-offs and Other Deductions		Balance at September 30,
2022	$	2,113	$	6,473	$	2,117	$	(8,768)	$	1,935
2021	$	7,003	$	1,111	$	2,420	$	(8,222)	$	2,312

Materials, Supplies and Fuel

The following amounts by major classification are included in Materials, supplies and fuel on the accompanying Condensed Consolidated Balance Sheets (in thousands) as of:


	September 30, 2022		December 31, 2021
Materials and supplies	$	95,390	$	86,400
Fuel - Electric Utilities	1,362		1,267
Natural gas in storage	126,410		63,312
Total materials, supplies and fuel	$	223,162	$	150,979

Accrued Liabilities

The following amounts by major classification are included in Accrued liabilities on the accompanying Condensed Consolidated Balance Sheets (in thousands) as of:


	September 30, 2022		December 31, 2021
Accrued employee compensation, benefits and withholdings	$	64,855	$	74,387
Accrued property taxes	46,513		50,874
Customer deposits and prepayments	44,254		48,814
Accrued interest	46,408		33,680
Other (none of which is individually significant)	48,805		37,004
Total accrued liabilities	$	250,835	$	244,759