Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Investment in subsidiaries	$ 134,283	$ 134,586
Net operating losses	29,724	26,394
Imputed interest	2,120	1,638
Share-based compensation	1,160	366
Other assets	422	165
Total gross deferred tax assets	167,709	163,149
Valuation allowance	(167,305)	(163,029)
Total deferred tax assets, net of valuation allowance	404	120
Deferred tax liabilities:
Investment in subsidiaries	0	0
Total gross deferred tax liabilities	0	0
Net deferred tax assets	$ 404	$ 120