Condensed Consolidated Balance Sheets Statement - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Current Assets:
Cash and cash equivalents	$ 219,683	$ 114,802
Receivables:
Customer	69,231	73,505
Other	7,799	8,642
Taxes receivable	14,824	13,058
Accrued unbilled revenues	53,591	65,805
Materials and supplies (at average cost)	59,410	56,924
Fuel stock (at average cost)	64,034	61,818
Prepayments	14,719	17,979
Current regulatory assets	83,921	49,215
Other	74	288
Total current assets	587,286	462,036
Investments	136,572	140,743
Property, Plant and Equipment:
Utility plant in service	5,513,132	5,485,464
Accumulated provision for depreciation	(1,937,201)	(1,913,927)
Utility plant in service - net	3,575,931	3,571,537
Construction work in progress	410,219	396,931
Utility plant held for future use	7,090	7,090
Other property, net of accumulated depreciation	16,468	16,855
Property, plant and equipment - net	4,009,708	3,992,413
Other Assets:
American Falls and Milner water rights	10,268	11,592
Company-owned life insurance	48,976	48,566
Regulatory assets	1,271,750	1,305,210
Long-term receivables	25,030	22,538
Other	40,860	40,216
Total other assets	1,396,884	1,428,122
Total	6,130,450	6,023,314
Current Liabilities:
Current maturities of long-term debt	101,064	1,064
Notes payable	23,300	20,000
Accounts payable	60,606	95,526
Taxes accrued	17,754	10,762
Interest accrued	24,357	22,292
Accrued compensation	31,784	42,961
Current regulatory liabilities	2,781	2,217
Customer Advances, Current	31,833	31,214
Other	18,340	16,270
Total current liabilities	311,819	242,306
Other Liabilities:
Deferred income taxes	1,143,651	1,137,375
Regulatory liabilities	423,003	416,282
Pension and other postretirement benefits	401,161	394,030
Other	44,915	45,867
Total other liabilities	2,012,730	1,993,554
Long-Term Debt	$ 1,744,433	$ 1,725,410
Commitments and Contingencies
Equity:
Common stock	$ 848,361	$ 849,112
Retained earnings	1,229,887	1,230,105
Accumulated other comprehensive loss	(20,712)	(21,276)
Treasury stock	(29)	(57)
Total IDACORP, Inc. shareholders’ equity	2,057,507	2,057,884
Noncontrolling interests	3,961	4,160
Total equity	2,061,468	2,062,044
Total	6,130,450	6,023,314
Idaho Power Company
Current Assets:
Cash and cash equivalents	217,322	110,756
Receivables:
Customer	69,231	73,505
Other	8,402	8,520
Taxes receivable	1,700	5,432
Accrued unbilled revenues	53,591	65,805
Materials and supplies (at average cost)	59,410	56,924
Fuel stock (at average cost)	64,034	61,818
Prepayments	14,577	17,846
Current regulatory assets	83,921	49,215
Other	74	288
Total current assets	572,262	450,109
Investments	117,279	121,267
Property, Plant and Equipment:
Utility plant in service	5,513,132	5,485,464
Accumulated provision for depreciation	(1,937,201)	(1,913,927)
Utility plant in service - net	3,575,931	3,571,537
Construction work in progress	410,219	396,931
Utility plant held for future use	7,090	7,090
Property, plant and equipment - net	3,993,240	3,975,558
Other Assets:
American Falls and Milner water rights	10,268	11,592
Company-owned life insurance	48,976	48,566
Regulatory assets	1,271,750	1,305,210
Other	59,706	56,533
Total other assets	1,390,700	1,421,901
Total	6,073,481	5,968,835
Current Liabilities:
Current maturities of long-term debt	101,064	1,064
Accounts payable	60,072	94,970
Accounts payable to affiliates	97	1,059
Taxes accrued	17,736	10,745
Interest accrued	24,357	22,292
Accrued compensation	31,692	42,835
Current regulatory liabilities	2,781	2,217
Customer Advances, Current	31,833	31,214
Other	17,950	15,506
Total current liabilities	287,582	221,902
Other Liabilities:
Deferred income taxes	1,258,949	1,252,371
Regulatory liabilities	423,003	416,282
Pension and other postretirement benefits	401,161	394,030
Other	43,932	44,652
Total other liabilities	2,127,045	2,107,335
Long-Term Debt	$ 1,744,433	$ 1,725,410
Commitments and Contingencies
Equity:
Common stock	$ 97,877	$ 97,877
Premium on capital stock	712,258	712,258
Capital stock expense	(2,097)	(2,097)
Retained earnings	1,127,095	1,127,426
Accumulated other comprehensive loss	(20,712)	(21,276)
Total equity	1,914,421	1,914,188
Total capitalization	3,658,854	3,639,598
Total	$ 6,073,481	$ 5,968,835