Consolidated Statements of Convertible Preferred Stock and Stockholders' Equity (Deficit) - USD ($) $ in Thousands	Total	PIPE Investors	Palantir Technologies, Inc	CTH	Cumulative Effect, Period of Adoption, Adjustment	Series A Redeemable Convertible Preferred Stock	Series B Redeemable Convertible Preferred Stock	Series X Redeemable Convertible Preferred Stock	Common Stock	Common Stock PIPE Investors	Common Stock Palantir Technologies, Inc	Common Stock CTH	Treasury Stock	Additional Paid-in Capital	Additional Paid-in Capital PIPE Investors	Additional Paid-in Capital Palantir Technologies, Inc	Additional Paid-in Capital CTH	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Accumulated Other Comprehensive Income
Balance at Dec. 31, 2020	$ (531,400)								$ 1				$ (256)	$ 32,418				$ (563,563)
Temporary Equity, Balance (in Shares) at Dec. 31, 2020						29,484,740	41,205,482	11,953,274
Temporary Equity, Balance at Dec. 31, 2020						$ 184,247	$ 290,866	$ 75,000
Balance (in Shares) at Dec. 31, 2020									18,529,453				(90,834)
Exercise of stock options	$ 197													197
Exercise of stock options (in Shares)	131,256								572,252
Stock-based compensation expense	$ 40,010													40,010
Recapitalization from GX Acquisition Corp. merger, net of redemptions, equity issuance costs and merger costs	485,598					$ (184,247)	$ (290,866)	$ (75,000)	$ 10				$ 256	485,332
Recapitalization from GX Acquisition Corp. merger, net of redemptions, equity issuance costs and merger costs (in Shares)						(29,484,740)	(41,205,482)	(11,953,274)	94,122,408				90,834
Issuance of common stock		$ 83,400	$ 20,000	$ 5,333						$ 1					$ 83,399	$ 20,000	$ 5,333
Issuance of common stock (in Shares)										8,340,000	2,000,000	743,771
Reclassification of liability classified legacy warrants to equity	96,398													96,398
Net income (loss)	(100,118)																	(100,118)
Balance at Dec. 31, 2021	99,418				$ 3,993				$ 12					763,087				(663,681)	$ 3,993
Balance (in Shares) at Dec. 31, 2021									124,307,884
Reclassification of previously exercised stock options	441													441
Reclassification of previously exercised stock options, in shares									131,253
Exercise of stock options	948													948
Exercise of stock options (in Shares)									1,710,471
Purchase and retirement of common shares	(86)													(86)
Purchase and retirement of common shares, in shares									(10,499)
Exercise of warrants	46,491								$ 2					46,489
Exercise of warrants, in shares									13,281,890
Common stock issued pursuant to short-term debt conversion	4,088								$ 1					4,098						$ (11)
Common stock issued pursuant to short-term debt conversion, in shares									2,627,968
Vesting of restricted stock units, in shares									232,521
Tax withholding on vesting of restricted stock units	(132)													(132)
Tax withholding on vesting of restricted stock units, in shares									(70,669)
Stock-based compensation expense	15,856													15,856
Issuance of common stock	6,021	$ 7,651												6,021	$ 7,651
Issuance of common stock (in Shares)									2,656,413	4,054,055
Change in fair value of debt due to change in credit risk, net of tax	20																			20
Net income (loss)	14,192																	14,192
Balance at Dec. 31, 2022	$ 198,901								$ 15					$ 844,373				$ (645,496)		$ 9
Balance (in Shares) at Dec. 31, 2022									148,921,287