Aggregate dividends declared during the period for each share of common stock outstanding.

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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Note 11 - Stockholders' Equity (Details Textual) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended		9 Months Ended
	Oct. 21, 2019	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Feb. 14, 2019
Common Stock, Dividends, Per Share, Declared		$ 0.085	$ 0.07	$ 0.255	$ 0.21
Subsequent Event [Member]
Common Stock, Dividends, Per Share, Declared	$ 0.085
Dividends Payable	$ 1.7
Dividends Payable, Date Declared	Oct. 21, 2019
Dividends Payable, Date to be Paid	Dec. 05, 2019
Dividends Payable, Date of Record	Nov. 20, 2019
Stock Repurchase Program [Member] \| Common Stock [Member]
Stock Repurchase Program, Authorized Amount						$ 10.0