Fair Value Measurements - Schedule of Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Assets
Debt securities, AFS	$ 104,306	$ 69,908
Total assets measured at fair value	146,811	103,228
Liabilities
Second lien loan	12,025	10,872
Total liabilities measured at fair value	109,759	169,218
2026 PIPE Warrants
Liabilities
Warrant liability, fair value	35,818
2025 PIPE Warrants
Liabilities
Warrant liability, fair value	42,912	110,881
NRA Warrants
Liabilities
Warrant liability, fair value	19,004	47,465
Level 1
Assets
Total assets measured at fair value	32,527	33,320
Liabilities
Second lien loan	0	0
Total liabilities measured at fair value	0	0
Level 1 | 2026 PIPE Warrants
Liabilities
Warrant liability, fair value	0
Level 1 | 2025 PIPE Warrants
Liabilities
Warrant liability, fair value	0	0
Level 1 | NRA Warrants
Liabilities
Warrant liability, fair value	0	0
Level 2
Assets
Total assets measured at fair value	114,284	69,908
Liabilities
Second lien loan	0	0
Total liabilities measured at fair value	0	0
Level 2 | 2026 PIPE Warrants
Liabilities
Warrant liability, fair value	0
Level 2 | 2025 PIPE Warrants
Liabilities
Warrant liability, fair value	0	0
Level 2 | NRA Warrants
Liabilities
Warrant liability, fair value	0	0
Level 3
Assets
Total assets measured at fair value	0	0
Liabilities
Second lien loan	12,025	10,872
Total liabilities measured at fair value	109,759	169,218
Level 3 | 2026 PIPE Warrants
Liabilities
Warrant liability, fair value	35,818
Level 3 | 2025 PIPE Warrants
Liabilities
Warrant liability, fair value	42,912	110,881
Level 3 | NRA Warrants
Liabilities
Warrant liability, fair value	19,004	47,465
U.S. Treasury securities
Assets
Debt securities, AFS, and cash and cash equivalents	114,284
Debt securities, AFS	104,306	69,908
U.S. Treasury securities | Level 1
Assets
Debt securities, AFS, and cash and cash equivalents	0
Debt securities, AFS		0
U.S. Treasury securities | Level 2
Assets
Debt securities, AFS, and cash and cash equivalents	114,284
Debt securities, AFS		69,908
U.S. Treasury securities | Level 3
Assets
Debt securities, AFS, and cash and cash equivalents	0
Debt securities, AFS		0
Money market funds
Assets
Cash and cash equivalents	32,527	33,320
Money market funds | Level 1
Assets
Cash and cash equivalents	32,527	33,320
Money market funds | Level 2
Assets
Cash and cash equivalents	0	0
Money market funds | Level 3
Assets
Cash and cash equivalents	$ 0	$ 0