SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Sep. 30, 2011

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Schedule of reconciliation of numerator and denominator of the basic and diluted earnings per share computations

	For the Three-Month Period					For the Three-Month Period
	Ended September 30, 2011					Ended September 30, 2010
(in thousands, except	Income		Shares	Per Share		Income		Shares	Per Share
per share data)	(Numerator)		(Denominator)	Amount		(Numerator)		(Denominator)	Amount
Basic EPS
Income available to common shareholders	$	26,057	21,089	$	1.24	$	27,965	20,931	$	1.34
Effect of Dilutive Securities
Stock Options	—		246			—		159
Diluted EPS
Income available to common shareholders	$	26,057	21,335	$	1.22	$	27,965	21,090	$	1.33

	For the Nine-Month Period					For the Nine-Month Period
	Ended September 30, 2011					Ended September 30, 2010
(in thousands, except	Income		Shares	Per Share		Income		Shares	Per Share
per share data)	(Numerator)		(Denominator)	Amount		(Numerator)		(Denominator)	Amount
Basic EPS
Income available to common shareholders	$	99,899	21,063	$	4.74	$	87,180	21,043	$	4.14
Effect of Dilutive Securities
Stock options	—		261			—		190
Diluted EPS
Income available to common shareholders	$	99,899	21,324	$	4.68	$	87,180	21,233	$	4.11