Significant Accounting Policies - Agent Incentive Compensation Liability (Details)	12 Months Ended
	Dec. 31, 2024
Primary Agent Incentive Compensation
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Agent bonus performance period	36 months
Period of prior year actual underwriting data used to estimate agent incentive compensation	2 years
Secondary Agent Incentive Compensation
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Agent bonus performance period	1 year