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Note 7 - Litigation Funding (Details Textual) - USD ($)
3 Months Ended 12 Months Ended
May 18, 2012
Dec. 31, 2016
Dec. 31, 2015
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2014
May 02, 2014
Company Investment in Personal Injury   $ 47,900,000   $ 48,300,000      
Allowance for Doubtful Accounts Receivable   9,500,000 $ 5,500,000        
Line of Credit Facility, Maximum Borrowing Capacity             $ 30,000,000
Valuation Allowances and Reserves, Other   2,500,000          
Net Investment Income   0 0        
Revolving Credit Facility [Member]              
Line of Credit Facility, Maximum Borrowing Capacity $ 1,000,000         $ 1,500,000  
Long-term Line of Credit   1,500,000          
Debt Instrument, Term 2 years            
Pegasus Legal Funding LLC [Member]              
Earnings in Interest and Fees from Invested Venture   2,300,000 3,100,000        
Allowance for Doubtful Accounts Receivable   $ 9,542,000 $ 5,496,000 $ 8,542,000 $ 5,459,000    
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest   80.00%          
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners   20.00%