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Note 7 - Other Assets
12 Months Ended
Dec. 31, 2016
Notes to Financial Statements  
Other Assets Disclosure [Text Block]
7.
Other assets
 
    December 31,
2016
  December 31,
2015
         
Advisor loans receivable   $
28,477
    $
10,115
 
Equity and cost method investments    
7,028
     
5,897
 
Financing fees, net of accumulated amortization of $947 (December 31, 2015 - $353)    
2,044
     
2,676
 
Other    
1,108
     
599
 
                 
    $
38,657
    $
19,287