Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2011

Stock-Based Compensation

Schedule of stock option activity and related information

	Years Ended December 31,
	2011							2010					2009
	Options			Weighted Average Exercise Price		Weighted Average Intrinsic Value		Options			Weighted Average Exercise Price		Options			Weighted Average Exercise Price
	(Options in thousands)
Outstanding at beginning of year		1,303		$	29.00				1,300		$	26.25		1,216		$	26.07
Granted		295			29.39				282			33.65		214			26.34
Cancelled/Forfeitures		(78	)		30.38				(94	)		23.33		(101	)		27.63
Exercised		(248	)		21.68				(185	)		19.69		(29	)		14.23
Outstanding at end of year		1,272		$	30.43	$	3.78		1,303		$	29.00		1,300		$	26.25
Exercisable at end of year		745		$	30.61	$	3.60		769		$	27.56		882		$	24.98

Schedule of information about options outstanding

	Options Outstanding						Options Exercisable
Range of Exercise Prices	Number Outstanding		Weighted Average Remaining Contractual Life (years)		Weighted Average Exercise Price		Number Exercisable		Weighted Average Exercise Price
	(Options in thousands)
$14.09–$17.60		16		1.56	$	17.46		16	$	17.46
$17.61–$28.16		247		5.86		25.88		180		25.71
$28.17–$31.68		406		8.60		29.15		106		29.35
$31.69–$35.21		603		6.55		33.60		443		33.51
		1,272		7.03	$	30.43		745	$	30.61

Schedule of weighted average assumptions used to estimate the grant-date fair value of share issued under the 2004 Stock Incentive Plan

	Years Ended December 31,
	2011			2010			2009
Expected life (years)		6.0			6.0			6.0
Expected stock price volatility		40.9	%		41.3	%		41.2	%
Expected dividend yield		1.5	%		1.3	%		1.7	%
Risk-free interest rate		1.6	%		1.9	%		2.8	%

Schedule of unvested restricted stock activity and related information

	Years Ended December 31,
	2011					2010					2009
	Shares			Weighted Average Grant Date Fair Value		Shares			Weighted Average Grant Date Fair Value		Shares			Weighted Average Grant Date Fair Value
	(Shares in thousands)
Unvested at beginning of year		162		$	31.39		117		$	28.20		115		$	31.28
Granted		115			29.51		105			33.65		86			26.21
Cancelled/Forfeitures		(14	)		31.12		(7	)		28.09		(16	)		29.15
Vested		(110	)		30.94		(53	)		29.24		(68	)		30.62
Unvested at end of year		153		$	30.33		162		$	31.39		117		$	28.20

Schedule of the Company's RSU activity and related information

	Years Ended December 31,
	2011							2010					2009
	RSUs			Weighted Average Purchase Price		Weighted Average Intrinsic Value		RSUs			Weighted Average Purchase Price		RSUs			Weighted Average Purchase Price
	(RSU's in thousands)
Outstanding at beginning of period		361		$	16.92				350		$	18.13		297		$	21.86
Granted		99			25.15				159			19.87		150			13.25
Cancelled/Forfeitures		(10	)		20.92				(21	)		16.68		(7	)		18.08
Settled		(58	)		18.01				(127	)		23.95		(90	)		22.31
Outstanding at end of period		392		$	18.74	$	15.47		361		$	16.92		350		$	18.13
Vested at end of period		157		$	15.57	$	18.64		105		$	15.21		131		$	21.12

Schedule of information about RSUs outstanding

	RSUs Outstanding						RSUs Vested
Range of Purchase Prices	Number Outstanding		Weighted Average Remaining Contractual Life (years)		Weighted Average Purchase Price		Number Vested		Weighted Average Purchase Price
	(RSUs in thousands)
$7.04–$10.56		17		2.1	$	10.38		17	$	10.38
$10.57–$17.60		123		0.2		13.25		82		13.25
$17.61–$21.11		150		1.2		19.86		51		19.84
$21.12–$24.64		3		3.3		22.42		3		22.42
$24.65–$25.73		99		2.3		25.17		4		25.73
		392		1.2	$	18.74		157	$	15.57

Schedule of weighted average assumptions used to estimate the grant-date fair value of restricted stock units

	Years Ended December 31,
	2011			2010			2009
Expected life (years)		3.0			3.0			3.0
Expected stock price volatility		44.9	%		45.6	%		45.0	%
Expected dividend yield		1.2	%		1.5	%		2.2	%
Risk-free interest rate		1.2	%		1.5	%		1.4	%