Stock-Based Compensation (Details) - USD ($)			2 Months Ended	3 Months Ended		5 Months Ended	6 Months Ended	11 Months Ended	12 Months Ended
Stock-Based Compensation (Details) - USD ($)	Jan. 01, 2025	Aug. 29, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2024	Jun. 30, 2025	Dec. 31, 2024	Dec. 31, 2025	Dec. 30, 2024
Stock-Based Compensation [Line Items]
Shares reserved for future issuance (in Shares)				30,850,274			30,850,274	27,556,257
Outstanding options (in Shares)				3,668,560			3,668,560			1,567,760
Stock-based compensation expense				$ 5,077,000	$ 683,000	$ 768,000	$ 9,960,000
Fair value of the warrant				$ 6,200,000			$ 6,200,000
Paruka Warrant Obligation [Member]
Stock-Based Compensation [Line Items]
Shares reserved for future issuance (in Shares)				596,930			596,930	596,930
Stock-based compensation expense				$ 1,700,000		400,000	$ 3,100,000
Percentage of outstanding share								1.00%	1.00%
Fair value of the warrant								$ 10,400,000
Unamortized expense				$ 3,100,000			$ 3,100,000
Warrants issued (in Shares)								3,054,358
Employee Warrants [Member]
Stock-Based Compensation [Line Items]
Shares reserved for future issuance (in Shares)				3,054,358			3,054,358	3,054,358
Warrant exercise price (in Dollars per share)								$ 7.8
Total unrecognized compensation cost				$ 13,500,000			$ 13,500,000
Weighted average period term				2 years 9 months 18 days
Stock Options [Member]
Stock-Based Compensation [Line Items]
Shares reserved for future issuance (in Shares)				3,668,560			3,668,560	1,567,760
Weighted average grant-date fair value (in Dollars per share)							$ 9.44
Total unrecognized compensation cost				$ 28,500,000			$ 28,500,000
Weighted average period term				3 years 2 months 12 days
Restricted Stock Awards [Member]
Stock-Based Compensation [Line Items]
Stock-based compensation expense				$ 100,000	$ 100,000	$ 100,000	$ 100,000
RSAs shares issued (in Shares)			2,207,553
RSAs vested (in Shares)				137,972			714,543
Number of unvested shares (in Shares)				1,493,010			1,493,010
Total unrecognized compensation cost				$ 100,000			$ 100,000
Weighted average period term				2 years 7 months 6 days
Oruka Common Stock [Member] \| Restricted Stock Awards [Member]
Stock-Based Compensation [Line Items]
Price per share (in Dollars per share)			$ 0.0001
2024 Stock Incentive Plan [Member]
Stock-Based Compensation [Line Items]
Issuance of additional shares (in Shares)	2,753,543
Shares available for grant (in Shares)				7,388,434			7,388,434
Shares reserved for future issuance (in Shares)				4,899,067			4,899,067	4,246,324
Outstanding options (in Shares)				2,489,367			2,489,367
2024 Stock Incentive Plan [Member] \| Stock Options [Member]
Stock-Based Compensation [Line Items]
Option shares outstanding (in Shares)							1,179,193
2024 Employee Stock Purchase Plan [Member]
Stock-Based Compensation [Line Items]
Issuance of additional shares (in Shares)	550,709
Shares reserved for future issuance (in Shares)				1,001,003			1,001,003	460,529
Purchase price of common stock expressed as a percentage of its fair value		85.00%
Maximum contribution of employee's eligible compensation		15.00%
Total amount of annual salary that an employee is permitted to utilize to purchase company shares under ESPP		$ 25,000
Stock Issued During Period, Shares, Employee Stock Purchase Plans (in Shares)				10,235			10,235
2024 Employee Stock Purchase Plan [Member]
Stock-Based Compensation [Line Items]
Stock-based compensation expense				$ 100,000			$ 100,000

Oruka Therapeutics, Inc. 10-Q