Fair Value Measurements - Fair Value on Financial Instrument Balance Sheets (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Jun. 10, 2026	Dec. 31, 2025
Subordinated Note Warrants - Related Party [Member]
Fair Value Measurements [Abstract]
Liabilities, face value	$ 0		$ 0
Liabilities, fair value	26		316
Series F Preferred Stock Embedded Derivatives [Member]
Fair Value Measurements [Abstract]
Liabilities, face value	0		0
Liabilities, fair value	12,262		15,853
Series F Preferred Stock Anniversary Warrants [Member]
Fair Value Measurements [Abstract]
Liabilities, face value	0		0
Liabilities, fair value	9,492		90,134
Incremental Share Right Liability [Member]
Fair Value Measurements [Abstract]
Liabilities, face value	0		0
Liabilities, fair value	$ 15,264	$ 17,800	$ 0