Revenue - Narrative (Details) - USD ($) $ in Thousands	Jul. 01, 2024	Sep. 30, 2025	Dec. 31, 2024
Disaggregation of Revenue
Accrued arbitration expenses		$ 64,313	$ 47,742
IDR Vendor
Disaggregation of Revenue
Prepaid expenses related to IDRE fees		11,800
Accounts payable, related parties		34,700
Accrued arbitration expenses		$ 64,300
Minimum
Disaggregation of Revenue
Percentage of net patient service revenue		99.00%
Minimum | IDR Vendor
Disaggregation of Revenue
IDR arbitration process	3 months
Maximum | IDR Vendor
Disaggregation of Revenue
IDR arbitration process	5 months