Earnings/(loss) per share (Tables)

12 Months Ended

Dec. 31, 2012

Computation Of Basic And Diluted Earnings Per Share

The following table sets forth the computation of basic and diluted earnings per share for the periods indicated.

	Year ended December 31,
	2012			2011 (Restated, see Note 2)			2010 (Restated, see Note 2)
Basic:
Loss from continuing operations, net of non-controlling interests in subsidiaries	$	(363,238	)	$	(1,325,620	)	$	(142,524	)
Loss on discontinued operations		0			0			(8,405	)
Net loss	$	(363,238	)	$	(1,325,620	)	$	(150,929	)
Weighted average shares of common stock outstanding (used to calculate basic EPS)		76,649			72,172			70,058
Net effect of dilutive employee stock options based on the treasury stock method		411			136			270
Weighted average shares of common stock outstanding (used to calculate diluted EPS)		77,060			72,308			70,328
Net income / (loss) per common share—basic:
Continuing operations	$	(4.74	)	$	(18.37	)	$	(2.03	)
Discontinued operations	$	0.00		$	0.00		$	(0.12	)
	$	(4.74	)	$	(18.37	)	$	(2.15	)
Net income / (loss) per common share—diluted:
Continuing operations	$	(4.74	)	$	(18.37	)	$	(2.03	)
Discontinued operations	$	0.00		$	0.00		$	(0.12	)
	$	(4.74	)	$	(18.37	)	$	(2.15	)