Note 15 - Dividends and Dividend Equivalents (Tables)

9 Months Ended

Sep. 30, 2015

Dividends And Dividend Equivalents [Abstract]

Schedule of Dividends Payable [Table Text Block]

	Dividend Declared		Total
	per Share		Amount
First quarter	$	0.20	$	7,854
Second quarter	$	0.20	$	7,925
Third quarter	$	0.20	$	7,901