Note 12 - Net Loss Per Ordinary Share - Basic and Diluted Net Loss Per Share (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Income (loss) from continuing operations	$ 12,505	$ (33,226)	$ (21,578)
Income (loss) from discontinued operations	108,274	341	(771)
Net income (loss)	$ 120,779	$ (32,885)	$ (22,349)
Weighted-average ordinary shares outstanding-basic (in shares)	25,982,809	23,757,902	22,353,713
Dilutive effect of ordinary share equivalents resulting from ordinary share options, unvested restricted shares and RSUs (in shares)	415,066
Weighted-average ordinary shares outstanding-diluted (in shares)	26,397,875	23,757,902	22,353,713

Amount after tax of income (loss) from continuing operations including portion attributable to the noncontrolling interest.

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