0001606366 2026-05-26 2026-05-26 0001606366 us-gaap:CommonStockMember 2026-05-26 2026-05-26 0001606366 loco:RightsToPurchaseSeriesPreferredStockParValue0.01PerShareMember 2026-05-26 2026-05-26 false 0001606366 8-K 2026-05-26 El Pollo Loco Holdings, Inc DE 001-36556 20-3563182 575 Anton Boulevard Suite 1100 Costa Mesa CA 92626 714 599-5000 false false false false Common Stock, par value $0.01 per share LOCO NASDAQ Rights to Purchase Series A Preferred Stock, par value $0.01 per share true NASDAQ false