Condensed Consolidated Statements of Stockholders' Equity (Deficit) - USD ($) shares in Thousands, $ 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	$ 8	$ 156,106	$ (151,690)	$ 4,424	$ 146
Beginning balance, shares at Dec. 31, 2022		8,318
Issuance of common stock	752	$ 1	751		752
Issuance of common stock, shares		127
Issuance of common stock upon exercise of warrants	7		7		7
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		41		41
Issuance of common stock for services, shares		12
Stock-based compensation	1,054		1,054		1,054
Net loss	(6,480)			(6,451)	(6,451)	(29)
Ending balance at Mar. 31, 2023	(56)	$ 9	157,959	(158,141)	(173)	117
Ending balance, shares at Mar. 31, 2023		8,531
Beginning balance at Dec. 31, 2023	3,059	$ 10	168,669	(165,789)	2,890	169
Beginning balance, shares at Dec. 31, 2023		10,397
Issuance of common stock upon exercise of warrants	1	$ 1			1
Issuance of common stock upon exercise of warrants, shares		780
Issuance of common stock for services	469		469		469
Issuance of common stock for services, shares		173
Stock-based compensation	477		477		477
Net loss	(10,249)			(10,238)	(10,238)	(11)
Ending balance at Mar. 31, 2024	$ (6,243)	$ 11	$ 169,615	$ (176,027)	$ (6,401)	$ 158
Ending balance, shares at Mar. 31, 2024		11,350