Note 11 - Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2019

Notes Tables

Schedule of Dividends Payable [Table Text Block]

Record Date	Payment Date	Per Share Amount		Dividend Payment
				(in thousands)
Fiscal Year 2019
March 22, 2019	April 5, 2019	$	0.085	$	1,672
May 22, 2019	June 5, 2019	$	0.085	$	1,672
August 21, 2019	September 5, 2019	$	0.085	$	1,691
Fiscal Year 2018
March 22, 2018	April 5, 2018	$	0.070	$	1,351
May 22, 2018	June 7, 2018	$	0.070	$	1,353
August 22, 2018	September 6, 2018	$	0.070	$	1,369
November 20, 2018	December 6, 2018	$	0.070	$	1,372