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Consolidated Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Current Assets:    
Cash and cash equivalents $ 16,172 $ 8,507
Accounts and notes receivable-less allowances of $5,132 and $5,026, respectively 185,664 180,265
Regulatory asset for energy commodity derivatives 24,991 11,365
Materials and supplies, fuel stock and stored natural gas 58,075 53,314
Income taxes receivable 314 48,265
Other current assets 52,318 49,625
Total current assets 337,534 351,341
Net Utility Property:    
Utility plant in service 5,853,308 5,506,499
Construction work in progress 157,839 150,474
Total 6,011,147 5,656,973
Less: Accumulated depreciation and amortization 1,612,337 1,509,473
Total net utility property 4,398,810 4,147,500
Other Non-current Assets:    
Investment in affiliated trusts 11,547 11,547
Goodwill 57,672 57,672
Other property and investments-net and other non-current assets 83,912 72,224
Total other non-current assets 153,131 141,443
Deferred Charges:    
Regulatory assets for deferred income tax 90,315 109,853
Regulatory assets for pensions and other postretirement benefits 209,115 240,114
Other regulatory assets 127,328 135,751
Regulatory asset for interest rate swaps 169,704 161,508
Non-current regulatory asset for energy commodity derivatives 18,967 16,919
Other deferred charges 9,828 5,326
Total deferred charges 625,257 669,471
Total assets 5,514,732 5,309,755
Current Liabilities:    
Accounts payable 107,289 115,545
Current portion of long-term debt and capital leases 277,438 3,287
Short-term borrowings 105,398 120,000
Current energy commodity derivative liabilities 8,848 7,035
Accrued interest 16,351 15,869
Accrued taxes other than income taxes 33,802 33,374
Deferred natural gas costs 37,474 30,820
Current portion of pensions and other postretirement benefits 11,544 10,994
Current unsettled interest rate swap derivative liabilities 34,447 6,025
Other current liabilities 64,911 64,579
Total current liabilities 697,502 407,528
Long-term debt and capital leases 1,491,799 1,678,717
Long-term debt to affiliated trusts 51,547 51,547
Regulatory liability for utility plant retirement costs 285,786 273,983
Pensions and other postretirement benefits 203,566 226,552
Deferred income taxes 466,630 840,928
Regulatory liability for excess deferred income taxes 442,319 0
Non-current interest rate swap derivative liabilities 1,522 28,705
Other non-current liabilities, regulatory liabilities and deferred credits 143,577 153,319
Total liabilities 3,784,248 3,661,279
Commitments and Contingencies (See Notes to Consolidated Financial Statements)
Avista Corporation Shareholders’ Equity:    
Common stock, no par value; 200,000,000 shares authorized; 65,494,333 and 64,187,934 shares issued and outstanding as of December 31, 2017 and December 31, 2016, respectively 1,133,448 1,075,281
Accumulated other comprehensive loss (8,090) (7,568)
Retained earnings 604,470 581,014
Total Avista Corporation shareholders’ equity 1,729,828 1,648,727
Noncontrolling Interests 656 (251)
Total equity 1,730,484 1,648,476
Total liabilities and equity $ 5,514,732 $ 5,309,755