v3.23.1
Supplemental Financial Statement Information - Schedule of Commissions Receivable (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Change in Contract with Customer, Asset [Roll Forward]    
Beginning balance at December 31, 2022 $ 884,304  
Total revenue 73,723 $ 105,250
Cash receipts (150,510)  
Net change in credit loss allowance 236  
Ending balance at March 31, 2023 802,033  
Medicare Segment    
Change in Contract with Customer, Asset [Roll Forward]    
Beginning balance at December 31, 2022 817,043  
Cash receipts (139,771)  
Net change in credit loss allowance 216  
Ending balance at March 31, 2023 734,157  
IFP/SMB Segment    
Change in Contract with Customer, Asset [Roll Forward]    
Beginning balance at December 31, 2022 67,261  
Cash receipts (10,739)  
Net change in credit loss allowance 20  
Ending balance at March 31, 2023 67,876  
Commission revenue from members approved during the period    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue 63,325 90,325
Commission revenue from members approved during the period | Medicare Segment    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue 56,617 84,283
Commission revenue from members approved during the period | IFP/SMB Segment    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue 6,708 6,042
Commission revenue from renewals of small business members during the period    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue 3,113 3,037
Commission revenue from renewals of small business members during the period | Medicare Segment    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue 0  
Commission revenue from renewals of small business members during the period | IFP/SMB Segment    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue 3,113 3,037
Net commission revenue from members approved in prior periods    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue 1,565 488
Net commission revenue from members approved in prior periods | Medicare Segment    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue 52 51
Net commission revenue from members approved in prior periods | IFP/SMB Segment    
Change in Contract with Customer, Asset [Roll Forward]    
Total revenue $ 1,513 $ 437