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Note 2 - Business Combinations (Details Textual) - USD ($)
12 Months Ended
Sep. 01, 2021
Jul. 20, 2021
Dec. 31, 2022
Dec. 31, 2021
Payments to Acquire Businesses, Gross   $ 5,463,000    
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain     $ 0 $ 3,327,000
Gain (Loss) on Extinguishment of Debt, Total     $ 0 545,000
Paycheck Protection Program Loan [Member]        
Gain (Loss) on Extinguishment of Debt, Total       545,000
National Consumer Title Group LLC (NCTG) [Member] | Title Agency Ventures, LLC (TAV) [Member]        
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners   50.00%    
National Consumer Title Group LLC (NCTG) [Member] | Omega National Title Agency (Omega) [Member]        
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners   50.00%    
National Consumer Title Insurance Company (NCTIC) [Member]        
Business Acquisition, Percentage of Voting Interests Acquired   100.00%    
Payments to Acquire Businesses, Gross   $ 4,453,000    
National Consumer Title Group LLC (NCTG) [Member]        
Business Acquisition, Percentage of Voting Interests Acquired   100.00%    
Business Combination, Consideration Transferred, Other   $ 5,489,000    
Payments to Acquire Businesses, Gross   $ 1,010,000    
Title Agency Ventures, LLC (TAV) [Member]        
Business Acquisition, Percentage of Voting Interests Acquired 50.00%      
Payments to Acquire Businesses, Gross $ 2,200,000      
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value 3,564,000      
Business Combination, Step Acquisition, Equity Interest in Acquiree, Remeasurement Gain $ 3,300,000     3,300,000
NCTIC, NCTG, and TAV [Member]        
Legal Fees       $ 242,000