Computation of Earnings Per Ordinary Share and Ordinary Share Equivalent

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Computation of Earnings Per Ordinary Share and Ordinary Share Equivalent

Computation of Earnings Per Ordinary Share and Ordinary Share Equivalent

The following table sets forth the computation of basic and diluted earnings per ordinary share for the three months ended March 31, 2015 and 2014:

	Three Months Ended March 31,
(U.S. dollars in thousands, except per share amounts)	2015		2014
Basic earnings per ordinary share & ordinary share equivalents outstanding:
Net income (loss) attributable to ordinary shareholders	$	36,281	$	255,717
Weighted average ordinary shares outstanding, in thousands - basic	255,724		276,337
Basic earnings per ordinary share & ordinary share equivalents outstanding	$	0.14	$	0.93
Diluted earnings per ordinary share & ordinary share equivalents outstanding:
Weighted average ordinary shares outstanding, in thousands - basic	255,724		276,337
Impact of share-based compensation and certain conversion features, in thousands	4,980		4,121
Weighted average ordinary shares outstanding, in thousands - diluted	260,704		280,458
Diluted earnings per ordinary share & ordinary share equivalents outstanding	$	0.14	$	0.91
Dividends per ordinary share	$	0.16	$	0.16

For the three months ended March 31, 2015 and 2014, ordinary shares available for issuance under share-based compensation plans of 5.0 million and 6.1 million, respectively, were not included in the calculation of diluted earnings per ordinary share because the assumed exercise or issuance of such shares would be anti-dilutive.