Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2011

Earnings Per Share

Schedule of Calculation of Numerator and Denominator in Earnings Per Share

	For the Three Months Ended June 30,					For the Six Months Ended June 30,
	2011		2010			2011		2010
NUMERATOR
Basic:
Income from continuing operations	$	42,418	$	37,609		$	82,748	$	71,781
Loss from discontinued operations, net of tax		—		(991	)		—		(257	)
Net income	$	42,418	$	36,618		$	82,748	$	71,524
Diluted:
Income from continuing operations	$	42,418	$	37,609		$	82,748	$	71,781
Loss from discontinued operations, net of tax		—		(991	)		—		(257	)
Diluted net income	$	42,418	$	36,618		$	82,748	$	71,524
DENOMINATOR
Basic:
Weighted average common shares outstanding		106,977		112,980			107,828		114,163
Diluted:
Weighted average common shares outstanding		106,977		112,980			107,828		114,163
Effect of dilutive securities:
Stock options		622		770			657		804
Restricted stock-based compensation		129		123			146		139
Weighted average shares and assumed conversions		107,728		113,873			108,631		115,106
BASIC EARNINGS PER SHARE:
Income from continuing operations	$	0.40	$	0.33		$	0.77	$	0.63
Loss from discontinued operations, net of tax		—		(0.01	)		—		—
Net income	$	0.40	$	0.32		$	0.77	$	0.63
DILUTED EARNINGS PER SHARE:
Income from continuing operations	$	0.39	$	0.33		$	0.76	$	0.62
Loss from discontinued operations, net of tax		—		(0.01	)		—		—
Net income	$	0.39	$	0.32		$	0.76	$	0.62