Liquidated Damages Payable - Summary of Liquidated Damages (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Liquidated Damages Payable [Line Items]
Registration Rights Damages	$ 900	$ 900
Public Information Failure Damages	940	940
Accrued Interest	1,846	1,695
Balance	3,686	3,535
MDB Common Stock to be Issued
Liquidated Damages Payable [Line Items]
Registration Rights Damages	15	15
Public Information Failure Damages	0	0
Accrued Interest	0	0
Balance	15	15
Series H convertible preferred stock
Liquidated Damages Payable [Line Items]
Registration Rights Damages	567	567
Public Information Failure Damages	574	574
Accrued Interest	1,000	933
Balance	2,141	2,074
Convertible debentures
Liquidated Damages Payable [Line Items]
Registration Rights Damages	0	0
Public Information Failure Damages	144	144
Accrued Interest	115	106
Balance	259	250
Series J convertible preferred stock
Liquidated Damages Payable [Line Items]
Registration Rights Damages	152	152
Public Information Failure Damages	152	152
Accrued Interest	219	201
Balance	523	505
Series K convertible preferred stock
Liquidated Damages Payable [Line Items]
Registration Rights Damages	166	166
Public Information Failure Damages	70	70
Accrued Interest	512	455
Balance	$ 748	$ 691