Equity Compensation Plans (Tables)

9 Months Ended

Sep. 30, 2011

Equity Compensation Plans [Abstract]

Principal Assumptions For SSARs Granted Fair Value

	2011			2010
Weighted average fair value of SSAR's granted during the period	$	11.47		$	10.41
Assumptions:
Risk-free interest rate		1.7	%		2.2	%
Expected volatility		23.2	%		29.8	%
Expected dividend yield		2.1	%		2.2	%
Expected life, in years		5			5
Termination rate		0.99	%		1.09	%
Exercise multiple		1.43			1.38

Stock Option And SSAR Activity

(SHARE AMOUNTS IN THOUSANDS)	Options/SSARs			Weighted Average Exercise Price
Balance at December 31, 2010		1,440		$	37.46
Granted		78		$	62.13
Exercised		(421	)	$	37.63
Balance at September 30, 2011		1,097		$	39.09

RSU And PRS Activity

(SHARE AMOUNTS IN THOUSANDS)	RSU			Weighted Average Grant Date Fair Value Per Share
Balance at December 31, 2010		1,029		$	40.29
Granted		257		$	59.18
Vested		(269	)	$	43.34
Cancelled		(30	)	$	41.78
Balance at September 30, 2011		987		$	44.83

(SHARE AMOUNTS IN THOUSANDS)	PRS			Weighted Average Grant Date Fair Value Per Share
Balance at December 31, 2010		525		$	19.32
Granted		174		$	31.05
Vested		(194	)	$	20.45
Balance at September 30, 2011		505		$	22.93

Pre-Tax Related Equity Compensation

	Three Months Ended September 30,				Nine Months Ended September 30,
(DOLLARS IN THOUSANDS)	2011		2010		2011		2010
Restricted stock and RSU's	$	3,231	$	5,530	$	18,386	$	15,639
Stock options and SSAR's		313		398		1,070		1,069
Total equity compensation expense	$	3,544	$	5,928	$	19,456	$	16,708