Nature of Operations	3 Months Ended
Mar. 31, 2024
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Nature of Operations	Nature of Operations Lollicup USA Inc. (“Lollicup”) was incorporated on January 21, 2001 under the laws of the State of California as an S-corporation. Effective January 1, 2018, Lollicup elected to convert from an S-Corporation to a C-Corporation. Karat Packaging Inc. (“Karat Packaging”) was incorporated on September 26, 2018 as a Delaware corporation and became the holding company for Lollicup (collectively, the “Company”) through a share exchange with the shareholders of Lollicup. On April 15, 2021, the Company completed an initial public offering of shares of its common stock. The shares are listed on the NASDAQ Global Market under the symbol "KRT". The Company is a manufacturer and distributor of single-use disposable products used in a variety of restaurant and foodservice settings. The Company supplies a wide range of products such as food containers, tableware, cups, lids, cutlery, and straws. The products are available in plastic, paper, bagasse, biopolymer-based, and other compostable forms. In addition to manufacturing and distribution, the Company offers customized solutions to customers, including new product development, design, printing, and logistics services, and distributes certain specialty food and beverages products, such as syrups, boba, and coffee drinks. The Company supplies products to national and regional distributors, supermarkets, airlines, restaurants, and convenience stores as well as to smaller chains and businesses including coffee houses, bubble tea cafes, pizza parlors, and frozen yogurt shops. The Company currently operates manufacturing facilities and distribution centers in Chino, California; Rockwall, Texas, and Kapolei, Hawaii. In addition, the Company operates seven other distribution centers located in Puyallup, Washington; Summerville, South Carolina; Branchburg, New Jersey; Kapolei, Hawaii; Aurora, Illinois; and Sugar Land, Texas. In February 2024, the Company entered into a lease agreement for an additional distribution center in Mesa, Arizona and is currently in the process of setting up this location to be fully operational by the second quarter of 2024. During the three months ended March 31, 2024, the Company subleased its City of Industry, California warehouse, resulting in a non-cash impairment of the right-of-use ("ROU") asset. See Note 11 — Leases for further discussion.

Lollicup USA Inc. (“Lollicup”) was incorporated on January 21, 2001 under the laws of the State of California as an S-corporation. Effective January 1, 2018, Lollicup elected to convert from an S-Corporation to a C-Corporation. Karat Packaging Inc. (“Karat Packaging”) was incorporated on September 26, 2018 as a Delaware corporation and became the holding company for Lollicup (collectively, the “Company”) through a share exchange with the shareholders of Lollicup. On April 15, 2021, the Company completed an initial public offering of shares of its common stock. The shares are listed on the NASDAQ Global Market under the symbol "KRT".

The Company is a manufacturer and distributor of single-use disposable products used in a variety of restaurant and foodservice settings. The Company supplies a wide range of products such as food containers, tableware, cups, lids, cutlery, and straws. The products are available in plastic, paper, bagasse, biopolymer-based, and other compostable forms. In addition to manufacturing and distribution, the Company offers customized solutions to customers, including new product development, design, printing, and logistics services, and distributes certain specialty food and beverages products, such as syrups, boba, and coffee drinks.

The Company supplies products to national and regional distributors, supermarkets, airlines, restaurants, and convenience stores as well as to smaller chains and businesses including coffee houses, bubble tea cafes, pizza parlors, and frozen yogurt shops.

The Company currently operates manufacturing facilities and distribution centers in Chino, California; Rockwall, Texas, and Kapolei, Hawaii. In addition, the Company operates seven other distribution centers located in Puyallup, Washington; Summerville, South Carolina; Branchburg, New Jersey; Kapolei, Hawaii; Aurora, Illinois; and Sugar Land, Texas. In February 2024, the Company entered into a lease agreement for an additional distribution center in Mesa, Arizona and is currently in the process of setting up this location to be fully operational by the second quarter of 2024. During the three months ended March 31, 2024, the Company subleased its City of Industry, California warehouse, resulting in a non-cash impairment of the right-of-use ("ROU") asset. See Note 11 — Leases for further discussion.