Note 6 - Other (Income) Expense (Tables)

12 Months Ended

Dec. 31, 2014

Other Income and Expenses [Abstract]

Schedule of Other Nonoperating Income (Expense) [Table Text Block]

	2014			2013			2012
Earnings from equity method investments	$	(589	)	$	(1,107	)	$	(1,230	)
Other		(419	)		(417	)		(1,211	)
	$	(1,008	)	$	(1,524	)	$	(2,441	)