Stockholders' Equity and EPS (Tables)

12 Months Ended

Dec. 31, 2013

Equity and Earnings Per Share [Abstract]

Reconciliation of Basic EPS to Diluted EPS

The following is a reconciliation of basic EPS to diluted EPS for 2013, 2012 and 2011:

	Year ended December 31,
(Dollars and shares in thousands, except per share amounts)	2013		2012		2011
Numerator:
Net income available to common stockholders	$	215,853	$	175,103	$	171,902
Denominator:
Weighted average common shares outstanding-basic	45,309		44,242		43,004
Weighted average effect of dilutive securities:
Stock options and ESPP	431		370		517
Restricted stock units	204		152		116
Denominator for diluted calculation	45,944		44,764		43,637
Earnings per common share:
Basic	$	4.76	$	3.96	$	4.00
Diluted	$	4.70	$	3.91	$	3.94

Common Shares Excluded from Diluted EPS Calculation as They Were Deemed to be Anti-Dilutive

The following table summarizes the weighted-average common shares excluded from the diluted EPS calculation as they were deemed to be antidilutive for 2013, 2012 and 2011:

	Year ended December 31,
(Shares in thousands)	2013	2012	2011
Stock options	261	695	944
Restricted stock units	105	—	149
Total	366	695	1,093

Reclassification out of Accumulated Other Comprehensive Income

The following table summarizes the items reclassified out of accumulated other comprehensive (loss) income into the Consolidated Statements of Income for 2013, 2012, and 2011:

		Year ended December 31,
(Dollars in thousands)	Income Statement Location	2013			2012			2011
Reclassification adjustment for gains included in net income	Gains on investment securities, net	$	(538	)	$	(4,241	)	$	(37,127	)
Related tax expense	Income tax expense	218			1,661			15,189
Total reclassification adjustment for gains included in net income, net of tax		(320		)	(2,580		)	(21,938		)