Earnings per share (Tables)

12 Months Ended

Dec. 31, 2018

Schedule of Reconciliation of Numerator and Denominator Used in Basic and Diluted EPS Computations

	Earnings			Shares		Per share
For the year ended December 31, 2018	(numerator)			(denominator)		amount
Net earnings	$	278,798
Less preferred share dividends:
Series D		(14,610	)
Series E		(11,170	)
Series F		(8,289	)
Series G		(15,992	)
Series H		(17,768	)
Series I		(3,400	)
Basic EPS:
Earnings attributable to common shareholders	$	207,569			154,848,000	$	1.34
Effect of dilutive securities:
Share-based compensation		—			91,000
2018 Warrants and New Warrants		—			3,129,000
Diluted EPS⁽¹⁾:
Earnings attributable to common shareholders⁽¹⁾	$	207,569			158,068,000	$	1.31

	Earnings			Shares		Per share
For the year ended December 31, 2017	(numerator)			(denominator)		amount
Net earnings	$	175,237
Less preferred share dividends:
Series D		(9,925	)
Series E		(11,100	)
Series F		(9,730	)
Series G		(15,990	)
Series H		(17,731	)
Basic EPS:
Earnings attributable to common shareholders	$	110,761			117,524,000	$	0.94
Effect of dilutive securities:
Share-based compensation		—			81,400
Diluted EPS⁽¹⁾:
Earnings attributable to common shareholders⁽¹⁾	$	110,761			117,605,400	$	0.94

	Earnings			Shares		Per share
For the year ended December 31, 2016	(numerator)			(denominator)		amount
Net loss	$	(139,039	)
Less preferred share dividends:
Series C		(14,420	)
Series D		(9,900	)
Series E		(11,077	)
Series F		(6,055	)
Series G		(7,404	)
Series H		(6,841	)
Basic EPS:
Loss attributable to common shareholders	$	(194,736	)		102,869,000	$	(1.89	)
Effect of dilutive securities:
Share-based compensation		—			—
Diluted EPS⁽¹⁾:
Earnings attributable to common shareholders⁽¹⁾	$	(194,736	)		102,869,000	$	(1.89	)

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⁽¹⁾

The unexercised share-based compensation awards and convertible Series F preferred shares are not included in the computation of diluted EPS when their effects are anti-dilutive.