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CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Regulated utility plant, at cost    
Water $ 1,784,402 $ 1,700,442
Electric 112,507 108,425
Total 1,896,909 1,808,867
Non-regulated utility property, at cost 33,315 30,554
Total utility plant, at cost 1,930,224 1,839,421
Less — accumulated depreciation (568,326) (543,263)
Utility plant before construction work in progress 1,361,898 1,296,158
Construction work in progress 150,145 119,547
Net utility plant 1,512,043 1,415,705
Other Property and Investments    
Goodwill 1,116 1,116
Other property and investments 35,318 30,293
Total other property and investments 36,434 31,409
Current Assets    
Cash and cash equivalents 36,737 1,334
Accounts receivable — customers, less allowance for doubtful accounts 29,162 20,907
Unbilled revenue — receivable (Note 2) 25,836 20,482
Receivable from U.S. government, less allowance for doubtful accounts (Note 2) 25,182 22,613
Other accounts receivable, less allowance for doubtful accounts 3,960 3,096
Income taxes receivable 103 5,685
Materials and supplies 8,619 6,429
Regulatory assets — current 13,088 20,930
Prepayments and other current assets 5,555 5,413
Contract assets (Note 2) 8,873 15,567
Total current assets 157,115 122,456
Regulatory and Other Assets    
Unbilled revenue, receivable from U.S government 9,945 8,621
Receivable from U.S. government (Note 2) 49,488 42,206
Contract assets (Note 2) 1,384 64
Operating lease right-of-use assets 11,146 13,168
Regulatory Assets, Noncurrent 3,451 0
Other 10,597 7,702
Total other assets 86,011 71,761
Total Assets 1,791,603 1,641,331
Capitalization    
Common shareholders' equity 641,673 601,530
Long-term debt 440,348 280,996
Total capitalization 1,082,021 882,526
Current Liabilities    
Notes payable to banks 0 5,000
Long-term debt -current 358 344
Accounts payable 63,788 55,616
Income taxes payable 6,783 95
Accrued other taxes 11,902 11,110
Accrued employee expenses 15,122 14,255
Accrued interest 4,832 3,050
Unrealized loss on purchased power contracts 1,537 3,171
Contract liabilities (Note 2) 1,800 11,167
Operating lease liabilities 2,013 1,849
Other 10,437 10,341
Total current liabilities 118,572 115,998
Other Credits    
Notes payable to banks 134,200 200,000
Advances for Construction 63,374 63,989
Contributions in aid of construction — net 140,332 134,706
Deferred income taxes 131,172 125,304
Regulatory liabilities 0 23,380
Unamortized investment tax credits 1,224 1,295
Accrued pension and other post-retirement benefits 95,639 68,469
Operating lease liabilities 9,636 11,739
Other 15,433 13,925
Total other credits 591,010 642,807
Commitments and Contingencies
Liabilities and Equity, Total 1,791,603 1,641,331
GSWC    
Regulated utility plant, at cost    
Water 1,784,402 1,700,442
Electric 0 108,425
Total utility plant, at cost 1,784,402 1,808,867
Less — accumulated depreciation (502,283) (531,801)
Utility plant before construction work in progress 1,282,119 1,277,066
Construction work in progress 118,370 117,676
Net utility plant 1,400,489 1,394,742
Other Property and Investments    
Other property and investments 33,240 28,212
Total other property and investments 33,240 28,212
Current Assets    
Cash and cash equivalents 35,578 401
Accounts receivable — customers, less allowance for doubtful accounts 26,920 20,907
Unbilled revenue — receivable (Note 2) 19,330 18,636
Other accounts receivable, less allowance for doubtful accounts 3,255 1,857
Intercompany receivable 1,107 0
Income taxes receivable 0 7,727
Materials and supplies 3,659 4,920
Regulatory assets — current 11,325 20,930
Prepayments and other current assets 4,114 4,497
Total current assets 105,288 79,875
Regulatory and Other Assets    
Operating lease right-of-use assets 11,103 12,745
Regulatory Assets, Noncurrent 1,048 0
Other 9,614 6,880
Total other assets 21,765 19,625
Total Assets 1,560,782 1,522,454
Capitalization    
Common shareholders' equity 583,298 551,188
Long-term debt 440,348 280,996
Total capitalization 1,023,646 832,184
Current Liabilities    
Long-term debt -current 358 344
Intercompany payable to Parent 0 158,845
Accounts payable 45,613 45,756
Income taxes payable 4,612 0
Accrued other taxes 10,382 10,640
Accrued employee expenses 12,351 12,386
Accrued interest 4,545 2,736
Unrealized loss on purchased power contracts 0 3,171
Operating lease liabilities 1,956 1,612
Other 9,403 9,745
Total current liabilities 89,220 245,235
Other Credits    
Advances for Construction 63,354 63,989
Contributions in aid of construction — net 138,691 134,706
Deferred income taxes 124,581 127,806
Regulatory liabilities 0 23,380
Unamortized investment tax credits 1,224 1,295
Accrued pension and other post-retirement benefits 95,570 68,469
Operating lease liabilities 9,636 11,588
Other 14,860 13,802
Total other credits 447,916 445,035
Liabilities and Equity, Total $ 1,560,782 $ 1,522,454