v3.26.1
Basis of Accounting and Consolidation - Additional Information (Details)
 3 Months Ended 6 Months Ended
Oct. 29, 2025
USD ($)
shares
Mar. 31, 2026
USD ($)
Dec. 31, 2025
USD ($)
Sep. 30, 2025
USD ($)
Sep. 30, 2024
USD ($)
Jun. 30, 2026
Segment
Summary Of Significant Accounting Policies [Line Items]            
Number of operating segment | Segment           1
Change in Accounting Principle, Accounting Standards Update, Adopted [true false]           true
Change in Accounting Principle, Accounting Standards Update, Adoption Date           Jan. 01, 2026
Accounting Standards Update [Extensible Enumeration]           Accounting Standards Update Two Thousand Twenty Five Zero Eight [Member]
Downs Insurance Agency, Inc.            
Summary Of Significant Accounting Policies [Line Items]            
Purchase price   $ 1,400,000        
Two Rivers Financial Group, Inc            
Summary Of Significant Accounting Policies [Line Items]            
Purchase price $ 104,161,000          
Percentage of issued and outstanding shares acquired 100.00%          
Conversion of common stock | shares 1.225          
Consideration payable in shares | shares 2,539,831          
Common stock consideration value $ 104,158,000          
Consideration payable in cash $ 3,000          
Ray Farm Management Services, Inc's | Customer List Intangibles            
Summary Of Significant Accounting Policies [Line Items]            
Purchase price     $ 764,000      
AAdvantage Insurance Group LLC's | Customer List Intangibles            
Summary Of Significant Accounting Policies [Line Items]            
Purchase price       $ 2,800,000    
Mid Rivers Insurance Group, Inc.            
Summary Of Significant Accounting Policies [Line Items]            
Purchase price         $ 10,100,000