Stockholders' Equity and Warrants - Warrants (Details) - $ / shares	Mar. 31, 2026	Dec. 31, 2025	Aug. 26, 2021
Class of Warrant or Right [Line Items]
Warrants (in shares)	42,535,553	40,935,943
Warrants, exercise price (in dollars per share)			$ 11.5
Private Placement Warrants
Class of Warrant or Right [Line Items]
Warrants (in shares)	177,500	177,500
Public Warrants
Class of Warrant or Right [Line Items]
Warrants (in shares)	5,000,000	5,000,000
October 2024 RDO Warrants liability
Class of Warrant or Right [Line Items]
Warrants (in shares)	2,840,910	2,840,910
November 2024 RDO Warrants liability
Class of Warrant or Right [Line Items]
Warrants (in shares)	1,404,494	1,404,494
October 2025 RDO Warrants Liability
Class of Warrant or Right [Line Items]
Warrants (in shares)	28,436,018	28,436,018
Loan Agreement Warrants
Class of Warrant or Right [Line Items]
Warrants (in shares)	4,265,625	2,666,015
Warrants, exercise price (in dollars per share)	$ 0.8	$ 1.28
Legacy Humacyte Common Stock Warrants
Class of Warrant or Right [Line Items]
Warrants (in shares)	411,006	411,006