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Shareholders' Equity (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands			3 Months Ended
	Mar. 25, 2019	May 11, 2017	Mar. 31, 2019	Nov. 01, 2016
Dividends declared			$ 6,108
Dividends payable			$ 923
Dividends paid to shareholders shares			538,657
Anti-dilutive securities			719,543
Follow-on Equity Offering [Member]
Sale of stock, number of shares Issued in Transaction	5,000,000
Sale of stock, price per share	$ 7.00
Proceeds from offering	$ 33,050
Follow-on Equity Offering [Member] | Underwriters [Member]
Number of options to purchase additional ordinary shares	750,000
Capital [Member]
Dividends paid to shareholders value			$ 5,163
Cash [Member]
Dividends paid to shareholders value			$ 760
Quarterly Rate [Member]
Dividends payable, amount per share		$ 0.14		$ 0.125
Dividends price percentage		12.00%
Annual Basis [Member]
Dividends payable, amount per share		$ 0.56		$ 0.50
April 3, 2019 [Member]
Anti-dilutive securities			551,423
April 3, 2019 [Member] | Follow-on Equity Offering [Member] | Underwriters [Member]
Number of options exercises in period			551,423

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