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v3.25.2

Nature of the Business and Basis of Presentation (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 3 Months Ended | 5 Months Ended | 6 Months Ended | 11 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 03, 2024 | Nov. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2024 | Jun. 30, 2025 | Dec. 31, 2024 | Sep. 30, 2024 | Sep. 13, 2024 | Aug. 29, 2024
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock, par value (in Dollars per share) |  |  | $ 0.001 |  |  | $ 0.001 | $ 0.001 |  |  |
Additional Paid-In Capital Transaction Cost | $ 20,500 |  |  |  |  |  |  |  |  |
Incurred net loss |  |  | $ (24,574) | $ (22,243) | $ (29,320) | $ (45,573) |  |  |  |
Net cash operating activities |  |  |  |  | (11,201) | (44,014) |  |  |  |
Cash, cash equivalents, and marketable securities |  |  | 351,500 |  |  | 351,500 |  |  |  |
Pre-Funded Warrants [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate gross proceeds |  |  |  |  |  |  | $ 188,700 |  |  |
Purchase price per share (in Dollars per share) |  |  |  |  |  |  |  |  | $ 22.999 |
Net of issuance costs |  |  |  |  |  |  | $ 11,900 |  |  |
ARCA [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Cash Balance |  |  |  |  |  |  |  |  |  | $ 4,940
Common Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Convertible shares (in Shares) |  | 2,439,000 |  |  |  |  |  |  |  |
Series A Non-Voting Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Purchase price per share (in Dollars per share) |  |  |  |  |  |  |  |  | $ 23,000 |
Series A Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Convertible shares (in Shares) |  | 2,439 |  |  |  |  | 1,000 |  |  |
Oruka Common Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Reverse stock split | 1-for-12 |  |  |  |  |  |  |  |  |
Common stock, par value (in Dollars per share) | $ 0.001 |  |  |  |  |  |  |  |  |
Pre-Merger Oruka [Member] | Pre-Funded Warrants [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate gross proceeds | $ 275,000 |  |  |  |  |  |  |  |  |
Proceeds from issuance of convertible note | $ 25,000 |  |  |  |  |  |  |  |  |
Oruka Series A Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock, par value (in Dollars per share) |  |  |  |  |  |  | $ 0.0001 |  |  |
ARCA Series B non-voting convertible preferred stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock, par value (in Dollars per share) |  |  |  |  |  |  | 0.001 |  |  |
PIPE Financing [Member] | Common Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Aggregate of purchased shares (in Shares) |  |  |  |  |  |  |  |  | 5,600,000 |
PIPE Financing [Member] | Series A Non-Voting Convertible Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Common stock, par value (in Dollars per share) |  |  |  |  |  |  | $ 0.001 |  |  |
Aggregate shares (in Shares) |  |  |  |  |  |  | 2,439 |  |  |
PIPE Financing [Member] | Series A Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Purchase price per share (in Dollars per share) |  |  |  |  |  |  |  | $ 23,000 |  |
Common Stock [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Exchange ratio |  |  |  |  |  |  | 6.8569 |  |  |
Conversion ratio |  |  |  |  |  |  | 83.3332:1 |  |  |
Prefunded warrants to purchase an aggregate shares (in Shares) |  |  |  |  |  |  | 680,000 |  |  |
Incurred net loss |  |  | $ (19,327) | $ (22,243) | $ (29,320) | $ (35,805) |  |  |  |
Common Stock [Member] | PIPE Financing [Member] |  |  |  |  |  |  |  |  |  |
Nature of the Business and Basis of Presentation [Line Items] |  |  |  |  |  |  |  |  |  |
Purchase price per share (in Dollars per share) |  |  |  |  |  |  |  |  | $ 23 |

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