Condensed Consolidated Balance Sheets Statement - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Current Assets:
Cash and cash equivalents	$ 183,141	$ 76,649
Receivables:
Customer	87,975	75,249
Other	5,284	30,438
Taxes receivable	2,929	8,147
Accrued unbilled revenues	79,818	75,120
Materials and supplies (at average cost)	60,229	55,745
Fuel stock (at average cost)	66,389	56,638
Prepayments	14,852	16,984
Current regulatory assets	37,977	48,613
Other	757	18
Total current assets	539,351	443,601
Investments	106,558	115,698
Property, Plant and Equipment:
Utility plant in service	6,005,176	5,906,162
Accumulated provision for depreciation	(2,162,143)	(2,098,274)
Utility plant in service - net	3,843,033	3,807,888
Construction work in progress	465,413	452,424
Utility plant held for future use	4,727	8,075
Other property, net of accumulated depreciation	17,908	15,488
Property, plant and equipment - net	4,331,081	4,283,875
Other Assets:
Company-owned life insurance	60,537	59,323
Regulatory assets	1,106,110	1,083,483
Other	62,480	59,425
Total other assets	1,229,127	1,202,231
Total	6,206,117	6,045,405
Current Liabilities:
Accounts payable	74,804	90,277
Taxes accrued	28,807	11,075
Interest accrued	23,153	22,379
Accrued compensation	40,004	47,018
Current regulatory liabilities	30,876	1,404
Advances from customers	28,408	18,414
Other	11,952	10,182
Total current liabilities	238,004	200,749
Other Liabilities:
Deferred income taxes	642,013	660,940
Regulatory liabilities	720,574	698,044
Pension and other postretirement benefits	429,513	438,869
Other	43,751	44,566
Total other liabilities	1,835,851	1,842,419
Long-Term Debt	1,834,055	1,746,123
Commitments and Contingencies
Equity:
Common stock	859,652	857,207
Retained earnings	1,465,009	1,426,528
Accumulated other comprehensive loss	(29,521)	(30,964)
Treasury stock	(1,936)	(1,386)
Total IDACORP, Inc. shareholders’ equity	2,293,204	2,251,385
Noncontrolling interests	5,003	4,729
Total equity	2,298,207	2,256,114
Total	6,206,117	6,045,405
Idaho Power Company
Current Assets:
Cash and cash equivalents	149,150	44,646
Receivables:
Customer	87,975	75,249
Other	5,143	30,274
Taxes receivable	0	26,492
Accrued unbilled revenues	79,818	75,120
Materials and supplies (at average cost)	60,229	55,745
Fuel stock (at average cost)	66,389	56,638
Prepayments	14,729	16,866
Current regulatory assets	37,977	48,613
Other	757	18
Total current assets	502,167	429,661
Investments	93,710	99,904
Property, Plant and Equipment:
Utility plant in service	6,005,176	5,906,162
Accumulated provision for depreciation	(2,162,143)	(2,098,274)
Utility plant in service - net	3,843,033	3,807,888
Construction work in progress	465,413	452,424
Utility plant held for future use	4,727	8,075
Property, plant and equipment - net	4,313,173	4,268,387
Other Assets:
Company-owned life insurance	60,537	59,323
Regulatory assets	1,106,110	1,083,483
Other	57,805	54,677
Total other assets	1,224,452	1,197,483
Total	6,133,502	5,995,435
Current Liabilities:
Accounts payable	74,694	89,978
Accounts payable to affiliates	44,202	57,562
Taxes accrued	21,884	10,904
Interest accrued	23,153	22,379
Accrued compensation	39,863	46,832
Current regulatory liabilities	30,876	1,404
Advances from customers	28,408	18,414
Other	11,365	9,556
Total current liabilities	274,445	257,029
Other Liabilities:
Deferred income taxes	708,205	725,942
Regulatory liabilities	720,574	698,044
Pension and other postretirement benefits	429,513	438,869
Other	42,947	43,652
Total other liabilities	1,901,239	1,906,507
Long-Term Debt	1,834,055	1,746,123
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	1,345,246	1,308,702
Accumulated other comprehensive loss	(29,521)	(30,964)
Total equity	2,123,763	2,085,776
Total capitalization	3,957,818	3,831,899
Total	$ 6,133,502	$ 5,995,435