CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Property, Plant and Equipment
Regulated utility plant, at cost	$ 2,284,066	$ 2,183,183
Non-utility property, at cost	37,838	37,085
Total	2,321,904	2,220,268
Less - Accumulated depreciation	(603,752)	(594,264)
Net property, plant and equipment	1,718,152	1,626,004
Other Property and Investments
Goodwill	1,116	1,116
Other property and investments	34,113	40,806
Total other property and investments	35,229	41,922
Current Assets
Cash and cash equivalents	2,258	4,963
Accounts receivable - customers, less allowance for doubtful accounts	31,829	34,416
Unbilled receivable	25,165	27,147
Receivable from the U.S. government (Note 2)	25,493	27,827
Other accounts receivable, less allowance for doubtful accounts	3,369	6,510
Income taxes receivable	91	236
Materials and supplies, at weighted average cost	13,444	12,163
Regulatory assets — current	13,048	8,897
Prepayments and other current assets	7,292	5,317
Unrealized gains on purchased power contracts	7,569	4,441
Contract assets (Note 2)	9,232	6,135
Total current assets	138,790	138,052
Other Assets
Unbilled revenue — receivable from the U.S. government	7,260	9,671
Receivable from the U.S. government (Note 2)	48,992	51,991
Contract assets (Note 2)	4,348	3,452
Operating lease right-of-use assets	9,172	10,479
Regulatory assets	5,291	3,182
Other	15,341	16,230
Total other assets	90,404	95,005
Total Assets	1,982,575	1,900,983
Capitalization
Common stock, value, issued	260,011	258,442
Earnings reinvested in the business	445,493	427,505
Total common shareholders’ equity	705,504	685,947
Long-term debt	446,817	412,176
Total capitalization	1,152,321	1,098,123
Current Liabilities
Notes payable to bank	238,500	31,000
Long-term debt — current	399	377
Accounts payable	69,982	65,902
Income taxes payable	5,464	4,662
Accrued other taxes	15,760	17,137
Accrued employee expenses	15,529	16,256
Accrued interest	7,234	4,545
Regulatory liabilities	4,821	1,896
Contract liabilities (Note 2)	1,253	257
Operating lease liabilities	1,892	2,044
Other	12,345	11,498
Total current liabilities	373,179	155,574
Other Credits
Notes payable to bank	3,000	174,500
Advances for construction	65,210	66,727
Contributions in aid of construction - net	146,711	147,482
Deferred income taxes	142,726	140,290
Regulatory liabilities	17,609	32,979
Unamortized investment tax credits	1,099	1,153
Accrued pension and other postretirement benefits	58,835	61,365
Operating lease liabilities	7,721	8,920
Other	14,164	13,870
Total other credits	457,075	647,286
Commitments and Contingencies (Note 9)
Total Capitalization and Liabilities	$ 1,982,575	$ 1,900,983
Consolidated Balance Sheets (Parenthetical)
Common Stock, Par Value (in usd per share)	$ 0	$ 0
Common Stock, Shares Authorized (in shares)	60,000,000	60,000,000
Common Stock, Shares, Outstanding (in shares)	36,960,897	36,936,285
GSWC
Property, Plant and Equipment
Total	$ 2,112,923	$ 2,022,417
Less - Accumulated depreciation	(528,035)	(522,672)
Net property, plant and equipment	1,584,888	1,499,745
Other Property and Investments
Total other property and investments	31,975	38,659
Current Assets
Cash and cash equivalents	386	525
Accounts receivable - customers, less allowance for doubtful accounts	29,431	31,870
Unbilled receivable	18,181	20,525
Other accounts receivable, less allowance for doubtful accounts	2,068	3,791
Materials and supplies, at weighted average cost	5,323	5,384
Regulatory assets — current	13,048	8,897
Prepayments and other current assets	5,642	4,223
Total current assets	74,079	75,215
Other Assets
Operating lease right-of-use assets	8,804	10,439
Other	14,427	14,424
Total other assets	23,231	24,863
Total Assets	1,714,173	1,638,482
Capitalization
Common stock, value, issued	357,970	356,530
Earnings reinvested in the business	275,429	259,156
Total common shareholders’ equity	633,399	615,686
Long-term debt	411,985	412,176
Total capitalization	1,045,384	1,027,862
Current Liabilities
Intercompany payable to Parent	112,235	0
Long-term debt — current	399	377
Accounts payable	60,033	50,627
Income taxes payable	6,169	2,972
Accrued other taxes	13,879	14,960
Accrued employee expenses	12,430	12,867
Accrued interest	6,052	4,210
Operating lease liabilities	1,780	2,029
Other	11,410	10,505
Total current liabilities	224,387	98,547
Other Credits
Intercompany payable to Parent	0	49,280
Advances for construction	65,190	66,707
Contributions in aid of construction - net	146,711	145,848
Deferred income taxes	133,762	132,314
Regulatory liabilities	17,609	32,979
Unamortized investment tax credits	1,099	1,153
Accrued pension and other postretirement benefits	58,535	61,170
Operating lease liabilities	7,477	8,891
Other	14,019	13,731
Total other credits	444,402	512,073
Commitments and Contingencies (Note 9)
Total Capitalization and Liabilities	$ 1,714,173	$ 1,638,482
Consolidated Balance Sheets (Parenthetical)
Common Stock, Par Value (in usd per share)	$ 0	$ 0
Common Stock, Shares Authorized (in shares)	1,000	1,000
Common Stock, Shares, Outstanding (in shares)	170	170