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Derivative Instruments and Accounting Hedges (Details)
$ in Thousands, $ in Millions
 12 Months Ended
Dec. 31, 2021
CLP ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
CLP ($)
Dec. 31, 2019
CLP ($)
Derivative Instruments and Accounting Hedges (Details) [Line Items]        
Unrealized gain for cash flow hedging in equity, before tax $ 182,376 $ 213,898 $ 10,358 $ (37,546)
Unrealized gain for cash flow hedging in equity, net of income tax 133,135   7,561 (27,408)
Effect of the cash flow hedging derivatives 123,100   (39,449) 84,684
Cash flow in CLF | Cash flow hedges [member]        
Derivative Instruments and Accounting Hedges (Details) [Line Items]        
Unrealized gain for cash flow hedging in equity, before tax 182,376   10,358 (37,546)
Unrealized gain for cash flow hedging in equity, net of income tax 133,135   7,561 (27,408)
Accumulated balance of unrealized gain for cash flow hedging in equity, net of income tax $ 81,305   $ (51,830) $ (59,391)