Condensed Consolidated Statements of Stockholders' Equity (Deficit) - USD ($) shares in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Total Shareholders' Equity (Deficit) Attributable to Kineta [Member]	Noncontrolling Interests [Member]
Beginning balance at Dec. 31, 2022	$ 4,570,000	$ 8,000	$ 156,106,000	$ (151,690,000)	$ 4,424,000	$ 146,000
Beginning balance, shares at Dec. 31, 2022		8,318
Issuance of common stock	752,000	$ 1,000	751,000		752,000
Issuance of common stock, shares		127
Issuance of common stock upon exercise of warrants	7,000		7,000		7,000
Issuance of common stock upon exercise of warrants, shares		51
Issuance of common stock upon vesting of RSUs, shares		23
Issuance of common stock for services	41,000		41,000		41,000
Issuance of common stock for services, shares		12
Stock-based compensation	1,054,000		1,054,000		1,054,000
Net loss	(6,480,000)			(6,451,000)	(6,451,000)	(29,000)
Ending balance at Mar. 31, 2023	(56,000)	$ 9,000	157,959,000	(158,141,000)	(173,000)	117,000
Ending balance, shares at Mar. 31, 2023		8,531
Beginning balance at Dec. 31, 2022	4,570,000	$ 8,000	156,106,000	(151,690,000)	4,424,000	146,000
Beginning balance, shares at Dec. 31, 2022		8,318
Stock-based compensation	2,924,000
Net loss	(6,105,000)
Ending balance at Jun. 30, 2023	7,609,000	$ 10,000	165,248,000	(157,755,000)	7,503,000	106,000
Ending balance, shares at Jun. 30, 2023		9,732
Beginning balance at Mar. 31, 2023	(56,000)	$ 9,000	157,959,000	(158,141,000)	(173,000)	117,000
Beginning balance, shares at Mar. 31, 2023		8,531
Issuance of common stock	5,479,000	$ 1,000	5,478,000		5,479,000
Issuance of common stock, shares		948
Issuance of common stock upon exercise of warrants	10,000		10,000		10,000
Issuance of common stock upon exercise of warrants, shares		144
Issuance of common stock upon vesting of RSUs	(69,000)		(69,000)		(69,000)
Issuance of common stock upon vesting of RSUs, shares		109
Issuance of common stock for services					1,870,000
Stock-based compensation	1,870,000		1,870,000
Net loss	375,000			386,000	386,000	(11,000)
Ending balance at Jun. 30, 2023	7,609,000	$ 10,000	165,248,000	(157,755,000)	7,503,000	106,000
Ending balance, shares at Jun. 30, 2023		9,732
Beginning balance at Dec. 31, 2023	3,059,000	$ 10,000	168,669,000	(165,789,000)	2,890,000	169,000
Beginning balance, shares at Dec. 31, 2023		10,397
Issuance of common stock upon exercise of warrants	1,000	$ 1,000			1,000
Issuance of common stock upon exercise of warrants, shares		780
Issuance of common stock for services	469,000		469,000		469,000
Issuance of common stock for services, shares		173
Stock-based compensation	477,000		477,000		477,000
Net loss	(10,249,000)			(10,238,000)	(10,238,000)	(11,000)
Ending balance at Mar. 31, 2024	(6,243,000)	$ 11,000	169,615,000	(176,027,000)	(6,401,000)	158,000
Ending balance, shares at Mar. 31, 2024		11,350
Beginning balance at Dec. 31, 2023	3,059,000	$ 10,000	168,669,000	(165,789,000)	2,890,000	169,000
Beginning balance, shares at Dec. 31, 2023		10,397
Stock-based compensation	846,000
Net loss	(12,854,000)
Ending balance at Jun. 30, 2024	(7,979,000)	$ 12,000	170,483,000	(178,631,000)	(8,136,000)	157,000
Ending balance, shares at Jun. 30, 2024		12,257
Beginning balance at Mar. 31, 2024	(6,243,000)	$ 11,000	169,615,000	(176,027,000)	(6,401,000)	158,000
Beginning balance, shares at Mar. 31, 2024		11,350
Issuance of common stock	500,000	$ 1,000	499,000		500,000
Issuance of common stock, shares		904
Issuance of common stock upon vesting of RSUs, shares		3
Stock-based compensation	369,000		369,000		369,000
Net loss	(2,605,000)			(2,604,000)	(2,604,000)	(1,000)
Ending balance at Jun. 30, 2024	$ (7,979,000)	$ 12,000	$ 170,483,000	$ (178,631,000)	$ (8,136,000)	$ 157,000
Ending balance, shares at Jun. 30, 2024		12,257