Income Taxes - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024
Operating Loss Carryforwards [Line Items]
NOL carryforwards indefinite life	$ 95,332	$ 95,332
Unrecognized tax benefits	1,211	0
UNITED STATES
Operating Loss Carryforwards [Line Items]
NOL carryforwards	617,001	565,838
UNITED STATES | Alignment Health Plan Inc
Operating Loss Carryforwards [Line Items]
NOL carryforwards	19,031
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
NOL carryforwards	531,012	$ 543,513
Annual carryforward limit	870
State and Local Jurisdiction | Alignment Health Plan Inc
Operating Loss Carryforwards [Line Items]
NOL carryforwards	$ 13,221