Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2013

Earnings Per Share [Abstract]

Components of Calculation of Earnings Per Share

The components of the calculation of earnings per share were as follows:

	2013		2012		2011
	(Dollars and shares in thousands)
Net income	$	185,413	$	151,346	$	193,173
Weighted average number of shares used in:
Basic earnings per share	64,254		69,571		69,996
Dilutive common stock equivalents:
Stock options and restricted stock units	404		318		386
Diluted earnings per share	64,658		69,889		70,382