Cover Page - USD ($) $ in Billions	12 Months Ended
Cover Page - USD ($) $ in Billions	Dec. 31, 2023	Feb. 13, 2024	Jun. 30, 2023
Document Information [Line Items]
Document Type	10-K
Document Quarterly Report	true
Current Fiscal Year End Date	--12-31
Document Period End Date	Dec. 31, 2023
Document Transition Report	false
Entity File Number	001-39540
Entity Registrant Name	Palantir Technologies Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	68-0551851
Entity Address, Address Line One	1200 17th Street, Floor 15
Entity Address, City or Town	Denver
Entity Address, State or Province	CO
Entity Address, Postal Zip Code	80202
City Area Code	(720)
Local Phone Number	358-3679
Title of 12(b) Security	Class A Common Stock, par value $0.001 per share
Trading Symbol	PLTR
Security Exchange Name	NYSE
Entity Well-known Seasoned Issuer	Yes
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
ICFR Auditor Attestation Flag	true
Document Financial Statement Error Correction	false
Entity Shell Company	false
Entity Public Float			$ 29.3
Documents Incorporated by Reference	Documents Incorporated by Reference Portions of the registrant’s Definitive Proxy Statement relating to the Annual Meeting of Stockholders to be held in 2024 are incorporated by reference into Part III of this Annual Report on Form 10-K where indicated. Such Definitive Proxy Statement will be filed with the Securities and Exchange Commission within 120 days after the end of the registrant’s fiscal year ended December 31, 2023.
Entity Central Index Key	0001321655
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Amendment Flag	false
Class A Common Stock
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		2,110,901,985
Class B Common Stock
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		100,826,007
Class F Common Stock
Document Information [Line Items]
Entity Common Stock, Shares Outstanding		1,005,000