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REVENUES: Electric utility operating revenues (Tables)
3 Months Ended
Mar. 31, 2019
Electric utility operating revenues [Line Items]  
Electric utility operating revenues [Table Text Block]
The following table provides a summary of electric utility operating revenues for IDACORP and Idaho Power for the three months ended March 31, 2019 and 2018 (in thousands):
 
 
Three months ended
March 31,
 
 
2019
 
2018
Electric utility operating revenues:
 
 
 
 
Revenue from contracts with customers
 
$
335,402

 
$
289,573

Alternative revenue programs and other revenues
 
14,369

 
19,888

Total electric utility operating revenues
 
$
349,771

 
$
309,461