Condensed Consolidated Balance Sheets (USD $) In Thousands	Sep. 30, 2011	Dec. 31, 2010
Current Assets:
Cash and cash equivalents	$ 78,103	$ 69,413
Accounts and notes receivable-less allowances of $43,750 and $44,883	155,072	230,229
Utility energy commodity derivative assets	489	2,592
Regulatory asset for utility derivatives	52,784	48,891
Investments and funds held for customers	104,521	100,543	[1]
Materials and supplies, fuel stock and natural gas stored	64,878	48,530
Deferred income taxes	23,470	28,822
Income taxes receivable	34,376	19,069
Other current assets	34,560	31,476
Total current assets	548,253	579,565
Net Utility Property:
Utility plant in service	3,832,705	3,713,885
Construction work in progress	67,393	62,051
Total	3,900,098	3,775,936
Less: Accumulated depreciation and amortization	1,098,579	1,061,699
Total net utility property	2,801,519	2,714,237
Other Non-current Assets:
Investment in exchange power-net	19,396	21,233
Investment in affiliated trusts	11,547	11,547
Goodwill	26,112	25,935
Long-term energy contract receivable of Spokane Energy	65,013	62,525
Other intangibles, property and investments-net	64,585	74,553
Total other non-current assets	186,653	195,793
Deferred Charges:
Regulatory assets for deferred income tax	86,586	90,025
Regulatory assets for pensions and other postretirement benefits	185,412	178,985
Other regulatory assets	116,093	112,830
Non-current utility energy commodity derivative assets	5,595	15,261
Non-current regulatory asset for utility derivatives	16,802	15,724
Power deferrals	593	18,305
Other deferred charges	21,080	19,370
Total deferred charges	432,161	450,500
Total assets	3,968,586	3,940,095
Current Liabilities:
Accounts payable	154,249	171,707
Customer fund obligations	104,521	100,543
Current portion of long-term debt	7,370	358
Current portion of nonrecourse long-term debt of Spokane Energy	13,357	12,463
Short-term borrowings	96,500	110,000
Utility energy commodity derivative liabilities	53,267	51,483
Natural gas deferrals	8,036	22,074
Other current liabilities	139,252	110,547
Total current liabilities	576,552	579,175
Long-term debt	1,084,661	1,101,499
Nonrecourse long-term debt of Spokane Energy	36,319	46,471
Long-term debt to affiliated trusts	51,547	51,547
Regulatory liability for utility plant retirement costs	226,206	223,131
Pensions and other postretirement benefits	162,548	161,189
Deferred income taxes	516,300	495,474
Other non-current liabilities and deferred credits	91,995	109,703
Total liabilities	2,746,128	2,768,189
Commitments and Contingencies (See Notes to Condensed Consolidated Financial Statements)
Redeemable Noncontrolling Interests	52,070	46,722
Avista Corporation Stockholders' Equity:
Common stock, no par value; 200,000,000 shares authorized; 58,200,997 and 57,119,723 shares outstanding	848,709	827,592
Accumulated other comprehensive loss	(4,339)	(4,326)
Retained earnings	326,548	302,518
Total Avista Corporation stockholders' equity	1,170,918	1,125,784
Noncontrolling Interests	(530)	(600)
Total equity	1,170,388	1,125,184
Total liabilities and equity	$ 3,968,586	$ 3,940,095

[1] Represents amounts held in money market funds.