General form of registration statement for all companies including face-amount certificate companies

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details)

v3.24.2
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Additional Information (Details)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2024
Dec. 31, 2023
USD ($)
segment
Dec. 31, 2022
USD ($)
Segment Reporting, Disclosure of Entity's Reportable Segments [Abstract]      
Duration for uncollectible, accounts receivable, net 24 months 24 months  
Allowance for implicit price concessions   $ 13.8 $ 13.9
Bad debt expense primarily related to the settlement of amounts due from MSAs and PEs related to the termination of those agreements   $ 4.4 $ 1.4
Number of Operating Segments | segment   1