Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Current Assets:
Cash and cash equivalents	$ 9,314	$ 22,143
Accounts and notes receivable-less allowances of $5,121 and $4,888, respectively	110,837	171,925
Utility energy commodity derivative assets	899	1,525
Regulatory asset for utility derivatives	16,841	29,640
Materials and supplies, fuel stock and stored natural gas	59,735	66,356
Deferred income taxes	20,646	14,794
Income taxes receivable	627	43,893
Other current assets	39,081	45,071
Total current assets	257,980	395,347
Net Utility Property:
Utility plant in service	5,007,349	4,718,062
Construction work in progress	193,000	227,758
Total	5,200,349	4,945,820
Less: Accumulated depreciation and amortization	1,416,227	1,325,858
Total net utility property	3,784,122	3,619,962
Other Non-current Assets:
Investment in exchange power-net	9,596	11,433
Investment in affiliated trusts	11,547	11,547
Goodwill	57,672	57,976
Long-term energy contract receivable of Spokane Energy	18,179	28,202
Other property and investments-net	43,591	42,016
Total other non-current assets	140,585	151,174
Deferred Charges:
Regulatory assets for deferred income tax	95,535	100,412
Regulatory assets for pensions and other postretirement benefits	226,648	235,758
Other regulatory assets	94,124	91,920
Regulatory Asset For Interest Rate Swap Agreements Noncurrent	87,973	77,063
Non-current regulatory asset for utility derivatives	34,018	24,483
Other deferred charges	18,221	16,212
Total deferred charges	556,519	545,848
Total assets	4,739,206	4,712,331
Current Liabilities:
Accounts payable	63,172	112,974
Current portion of long-term debt	93,105	6,424
Current portion of nonrecourse long-term debt of Spokane Energy	0	1,431
Short-term borrowings	130,000	105,000
Utility energy commodity derivative liabilities	15,092	18,045
Other current liabilities	146,368	141,395
Total current liabilities	447,737	385,269
Long-term debt	1,391,611	1,492,062
Long-term debt to affiliated trusts	51,547	51,547
Regulatory liability for utility plant retirement costs	261,092	254,140
Pensions and other postretirement benefits	188,711	189,489
Deferred income taxes	724,473	710,342
Other non-current liabilities and deferred credits	165,838	146,240
Total liabilities	$ 3,231,009	$ 3,229,089
Commitments and Contingencies (See Notes to Consolidated Financial Statements)
Avista Corporation Stockholders’ Equity:
Common stock, no par value; 200,000,000 shares authorized; 62,303,857 and 62,243,374 shares issued and outstanding as of September 30, 2015 and December 31, 2014, respectively	$ 1,002,716	$ 999,960
Accumulated other comprehensive loss	(7,151)	(7,888)
Retained earnings	512,988	491,599
Total Avista Corporation stockholders’ equity	1,508,553	1,483,671
Noncontrolling Interests	(356)	(429)
Total equity	1,508,197	1,483,242
Total liabilities and equity	$ 4,739,206	$ 4,712,331