EARNINGS PER SHARE: Level 4 (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Numerator:
Net income attributable to IDACORP, Inc.	$ 44,540	$ 46,502	$ 71,944	$ 81,696
Denominator:
Weighted Average Common Shares Outstanding - Basic	50,133	50,056	50,133	50,047
Options	1	2	1	3
Restricted Stock	22	50	32	36
Weighted Average Common Shares Outstanding - Diluted	50,156	50,108	50,166	50,086
Earnings Attributable to IDACORP, Inc. - Basic (in dollars per share)	$ 0.89	$ 0.93	$ 1.44	$ 1.63
Earnings Attributable to IDACORP, Inc. - Diluted (in dollars per share)	$ 0.89	$ 0.93	$ 1.43	$ 1.63