v3.26.1
Long-Term Debt - Additional Information (Detail) - USD ($)
1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Jul. 23, 2025
Oct. 31, 2017
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Jul. 22, 2025
Dec. 31, 2024
Sep. 29, 2023
Dec. 31, 2018
Sep. 30, 2017
Aug. 31, 2017
Debt Instrument [Line Items]                          
Long-term debt, net     $ 71,287,000   $ 71,287,000   $ 78,428,000            
Repayment of term note         1,876,000 $ 4,750,000              
Federal Home Loan Bank Des Moines                          
Debt Instrument [Line Items]                          
Interest paid     42,652 $ 58,809 100,815 116,971              
FHLB advance Interest rate                     4.23%    
Cash loan received under advance from FHLB                     $ 5,500,000    
Required fair value of reinvestment in FHLB common stock     77,200   77,200           $ 133,200    
Federal Home Loan Bank Of Atlanta                          
Debt Instrument [Line Items]                          
Interest rate                   5.109%      
Interest paid         239,780                
FHLB advance Interest rate                     3.094%    
Cash loan received under advance from FHLB                     $ 19,200,000    
Required fair value of reinvestment in FHLB common stock                     $ 1,400,000    
Company's membership in federal home loan bank     561,416   561,416                
Federal Home Loan Bank Boston                          
Debt Instrument [Line Items]                          
Interest paid         177,197   177,197            
Heritage Insurance Holdings, Inc. | Convertible Note                          
Debt Instrument [Line Items]                          
Repurchase of convertible notes     885,000   885,000   885,000            
Letter of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity                 $ 24,400,000        
Letter of credit draws amount         0                
Convertible Senior Notes                          
Debt Instrument [Line Items]                          
Aggregate principal amount                       $ 136,800,000 $ 136,800,000
Interest rate                       5.875% 5.875%
Long-term debt, net     25,115 25,115 25,115 25,115              
Convertible Senior Notes | Subsidiary                          
Debt Instrument [Line Items]                          
Repurchase of convertible notes     21,100,000   $ 21,100,000   21,100,000            
Collateral Financial Arrangement | Skye Lane Properties LLC | Mortgage loan                          
Debt Instrument [Line Items]                          
Aggregate principal amount   $ 12,700,000                      
Interest rate   4.95%                      
Payment of principal and interest       $ 198,953                  
Collateral Financial Arrangement | Skye Lane Properties LLC | Mortgage loan | Minimum                          
Debt Instrument [Line Items]                          
Interest rate   4.95%                      
Collateral Financial Arrangement | Skye Lane Properties LLC | Mortgage loan | Maximum                          
Debt Instrument [Line Items]                          
Interest rate   7.42%                      
Collateral Financial Arrangement | Skye Lane Properties LLC | Mortgage loan | 5-year Treasury Security                          
Debt Instrument [Line Items]                          
Debt instrument, basis spread on variable rate   3.10%                      
Collateral Financial Arrangement | Skye Lane Properties LLC | Mortgage | Mortgage loan                          
Debt Instrument [Line Items]                          
Repayment of term note $ 10,700,000                        
Senior Secured Credit Facility | Federal Funds Rate | Seventh Amendment                          
Debt Instrument [Line Items]                          
Debt instrument, basis spread on variable rate         0.50%                
Senior Secured Credit Facility | Secured Overnight Financing Rate (SOFR)                          
Debt Instrument [Line Items]                          
Debt instrument, basis spread on variable rate         1.00%                
Senior Secured Credit Facility | Revolving credit facility                          
Debt Instrument [Line Items]                          
Long-Term Line of Credit               $ 10,000,000          
Senior Secured Credit Facility | Revolving credit facility | Seventh Amendment                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity     $ 50,000,000   $ 50,000,000                
Senior Secured Credit Facility | Term Loan Facility                          
Debt Instrument [Line Items]                          
Interest paid           1,400,000              
Term loan, quarterly principal payments           2,400,000              
Effective interest rate     6.37%   6.37%                
Senior Secured Credit Facility | Term Loan Facility | Seventh Amendment                          
Debt Instrument [Line Items]                          
Debt instrument, maturity date         Jul. 28, 2026                
Senior Secured Credit Facility | Term Loan Facility | Seventh Amendment | Debt Instrument, Redemption, Period One                          
Debt Instrument [Line Items]                          
Term loan, quarterly principal payments         $ 2,400,000                
Senior Secured Credit Facility | Term Loan Facility | Seventh Amendment | Debt Instrument, Redemption, Period Four                          
Debt Instrument [Line Items]                          
Term loan, quarterly principal payments         937,500                
Senior Secured Credit Facility | Term Loan Facility | Seventh Amendment | Debt Instrument, Redemption, Period Five                          
Debt Instrument [Line Items]                          
Term loan, quarterly principal payments         1,400,000                
Senior Secured Credit Facility | Swingline Loan | Seventh Amendment                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity     $ 25,000,000   25,000,000                
Senior Secured Credit Facility | Letter of Credit                          
Debt Instrument [Line Items]                          
Interest paid           181,428              
Amended and Restated Credit Agreement | Revolving credit facility | Line of Credit                          
Debt Instrument [Line Items]                          
Aggregate principal amount               75,000,000          
Secured debt               200,000,000          
Maximum borrowing capacity               50,000,000          
Amended and Restated Credit Agreement | Revolving credit facility | Line of Credit | Delayed Draw Term Loan Facility                          
Debt Instrument [Line Items]                          
Borrowings under guaranteed investment agreements               75,000,000          
Amended and Restated Credit Agreement | Term Loan Facility                          
Debt Instrument [Line Items]                          
Aggregate principal amount     $ 72,200,000   72,200,000   $ 74,000,000            
Interest paid         2,300,000                
Term loan, quarterly principal payments         1,900,000                
Amended and Restated Credit Agreement | Swingline Loan | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity               $ 25,000,000          
Unused lines of Credit                          
Debt Instrument [Line Items]                          
Interest paid         $ 498,408                
Unused lines of Credit | Letter of Credit                          
Debt Instrument [Line Items]                          
Interest paid           $ 158,562