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Note 7 - Other Assets (Details) - Components of Other Assets - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Components of Other Assets [Abstract]    
Equity and cost method investments $ 5,897 $ 5,169
Financing fees, net of accumulated amortization of $353 (December 31, 2014 - $3,598) 2,676 1,350
Deferred compensation 10,115 7,826
Other 599 1,793
$ 19,287 $ 16,138