Appendix 2.2 Additional Information No. 715 of February 3, 2012 - Summary of Estimated Sales and Purchases of Energy and Capacity - Income Statement (Detail) - Estimated Sales and Purchases of Energy and Capacity [Member] - CLP ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Energy And Power [Member]
Disclosure Of Estimated Sales And Purchases Of Energy And Capacity [Line Items]
Energy Sales	$ 812,406,845	$ 466,620,691
Energy Purchases	248,111,074	151,312,313
Energy and Tolls [Member]
Disclosure Of Estimated Sales And Purchases Of Energy And Capacity [Line Items]
Energy Sales	38,856,793	11,112,332
Energy Purchases	$ 23,547,980	$ 5,855,074