Note 9 - Equity Method Investment (Tables) (Transport Enterprise Leasing, LLC [Member])

3 Months Ended

Mar. 31, 2015

Balance Sheet [Member]

Note 9 - Equity Method Investment (Tables) [Line Items]

Equity Method Investments [Table Text Block]

(in thousands)	As of March 31, 2015		As of December 31, 2014
Current Assets	$	9,748	$	14,525
Non-current Assets		80,984		64,731
Current Liabilities		5,329		16,733
Non-current Liabilities		65,794		45,687
Total Equity	$	19,609	$	16,836

Income Statement [Member]

Note 9 - Equity Method Investment (Tables) [Line Items]

Equity Method Investments [Table Text Block]

	For the three months ended March 31, 2015		For the three months ended March 31, 2014
Revenue	$	29,025	$	17,646
Operating Expenses		25,552		15,536
Operating Income		3,473		2,110
Net Income	$	2,773	$	1,661