Earnings per Share (Tables)

6 Months Ended

Jun. 30, 2011

Earnings per Share

Computation of Basic and Diluted Earnings per Share

	Three months ended June 30,					Six months ended June 30,
	2011		2010			2011		2010
Basic:
Net income / (loss) from continuing operations, net of noncontrolling interests in subsidiaries	$	3,014	($	70,074	)	$	4,135	($	58,565	)
Income / (loss) on discontinued operations		0		(7,922	)		0		(42,795	)
Net income / (loss)	$	3,014	($	77,996	)	$	4,135	($	101,360	)
Weighted average shares of common stock outstanding (used to calculate basic EPS)		72,479		70,135			71,846		69,667
Net effect of dilutive employee stock options based on the treasury stock method		45		286			72		345
Weighted average shares of common stock outstanding (used to calculate diluted EPS)		72,524		70,421			71,918		70,013
Net income / (loss) per common share - basic:
Continuing operations	$	0.04	($	1.00	)	$	0.06	($	0.84	)
Discontinued operations	$	0.00	($	0.11	)	$	0.00	($	0.61	)
	$	0.04	($	1.11	)	$	0.06	($	1.45	)
Net income / (loss) per common share - diluted:
Continuing operations	$	0.04	($	1.00	)	$	0.06	($	0.84	)
Discontinued operations	$	0.00	($	0.11	)	$	0.00	($	0.61	)
	$	0.04	($	1.11	)	$	0.06	($	1.45	)