CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Income Statement [Abstract]
Net sales	$ 422,633	$ 405,651
Cost of goods sold	258,304	252,608
Gross profit	164,329	153,043
Operating expenses
Selling expenses	52,286	41,490
General and administrative expenses (including $2,358 and $2,749 associated with variable interest entity for the year ended December 31, 2024 and 2023, respectively)	71,530	66,952
Impairment expense and loss, net, on disposal of machinery	2,752	2,525
Total operating expenses	126,568	110,967
Operating income	37,761	42,076
Other income (expenses)
Rental income (including $1,038 and $981 associated with variable interest entity for the year ended December 31, 2024 and 2023, respectively)	2,076	1,090
Other income (expenses), net	162	(45)
Gain on foreign currency transactions	520	103
Interest income (including $470 and $606 associated with variable interest entity for the year ended December 31, 2024 and 2023, respectively)	2,299	1,803
Interest expense (including $2,062 and $2,019 associated with variable interest entity for the year ended December 31, 2024 and 2023, respectively)	(2,123)	(2,043)
Total other income, net	2,934	908
Income before provision for income taxes	40,695	42,984
Provision for income taxes	9,871	9,804
Net income	30,824	33,180
Net income attributable to noncontrolling interest	849	710
Net income attributable to Karat Packaging Inc.	$ 29,975	$ 32,470
Basic and diluted earnings per share:
Basic (in dollars per share)	$ 1.50	$ 1.63
Diluted (in dollars per share)	$ 1.49	$ 1.63
Weighted average common shares outstanding, basic (in shares)	20,002,211	19,904,698
Weighted average common shares outstanding, diluted (in shares)	20,124,284	19,977,712