CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY (UNAUDITED) - USD ($) $ in Thousands	Total	Total Stockholders’ Equity Attributable to Karat Packaging Inc.	Common Stock	Treasury Stock	Additional Paid-in Capital	Retained Earnings	Noncontrolling Interest
Balance at the beginning of period (in shares) at Dec. 31, 2022			19,908,005
Balance at the beginning of period at Dec. 31, 2022	$ 151,933	$ 141,682	$ 20	$ (248)	$ 85,792	$ 56,118	$ 10,251
Treasury stock, balance at the beginning of period (in shares) at Dec. 31, 2022				(23,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock upon vesting of restricted stock units (in shares)			2,452
Issuance of common stock upon vesting of restricted stock units	(14)	(14)			(14)
Stock-based compensation	277	277			277
Net income	9,186	9,005				9,005	181
Balance at the end of period (in shares) at Mar. 31, 2023			19,910,457
Balance at the end of period at Mar. 31, 2023	$ 161,382	150,950	$ 20	$ (248)	86,055	65,123	10,432
Treasury stock, balance at the end of period (in shares) at Mar. 31, 2023				(23,000)
Balance at the beginning of period (in shares) at Dec. 31, 2023	19,965,482		19,988,482
Balance at the beginning of period at Dec. 31, 2023	$ 162,690	154,118	$ 20	$ (248)	86,667	67,679	8,572
Treasury stock, balance at the beginning of period (in shares) at Dec. 31, 2023	(23,000)			(23,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends declared	$ (5,992)	(5,992)				(5,992)
Issuance of common stock upon vesting of restricted stock units (in shares)			3,750
Stock-based compensation	$ 375	375			375
Exercise of common stock options (in shares)	2,800		2,800
Exercise of stock options	$ 52	52			52
Global Wells noncontrolling membership interest redemption	(3,209)	(316)				(316)	(2,893)
Net income	$ 6,476	6,166				6,166	310
Balance at the end of period (in shares) at Mar. 31, 2024	19,972,032		19,995,032
Balance at the end of period at Mar. 31, 2024	$ 160,392	$ 154,403	$ 20	$ (248)	$ 87,094	$ 67,537	$ 5,989
Treasury stock, balance at the end of period (in shares) at Mar. 31, 2024	(23,000)			(23,000)