Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2012

Components of Calculation of Earnings Per Share

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

	2012		2011		2010
	(Dollars and shares in thousands)
Net income	$	151,346	$	193,173	$	144,646
Weighted average number of shares used in:
Basic earnings per share		69,571		69,996		75,905
Dilutive common stock equivalents:
Stock options and restricted stock units		318		386		603
Diluted earnings per share		69,889		70,382		76,508