Condensed Consolidated Balance Sheets (Parenthetical) (Parentheticals) - USD ($) $ in Thousands	Jun. 30, 2019	Dec. 31, 2018
Allowance for Doubtful Accounts Receivable, Current	$ 1,456	$ 1,725
Allowance for Doubtful Other Receivables, Current	$ 290	$ 264
Common Stock, No Par Value	$ 0	$ 0
Common Stock, Shares Authorized	120,000,000	120,000,000
Common Stock, Shares, Issued	50,420,000	50,420,000
Treasury Stock, Shares	23,000	27,000
Idaho Power Company
Allowance for Doubtful Accounts Receivable, Current	$ 1,456	$ 1,725
Allowance for Doubtful Other Receivables, Current	$ 290	$ 264
Common Stock, Par or Stated Value Per Share	$ 2.50	$ 2.50
Common Stock, Shares Authorized	50,000,000	50,000,000
Common Stock, Shares, Issued	39,151,000	39,151,000