v3.26.1
Note 2 - Significant Accounting Policies and Condensed Consolidated Financial Statement Components (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 18 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Dec. 31, 2025
Payment for Acquisition, Loan and Lease, Held-for-Investment $ 44,400 $ 48,200 $ 95,200 $ 96,300    
Financing Receivable, Deferred Commitment Fee 18,200   $ 18,200   $ 18,200 $ 20,100
Weighted Average Remaining Accretion Period of Deferred Revenue (Month)     21 months   23 months  
Intangible Asset, Finite-Lived, Amortization Expense $ 2,600 $ 0 $ 5,100 $ 0    
Effective Income Tax Rate Reconciliation, Percent 24.70% 24.40% 24.60% 24.00%    
Unrecognized Tax Benefits, Interest on Income Taxes Expense       $ 100    
Mercury Financial LLC [Member] | Internally Developed Software [Member]            
Finite-Lived Intangible Assets Acquired     $ 32,400      
Acquired Finite-Lived Intangible Assets, Weighted Average Useful Life (Year)     5 years