Share-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Income Statement Recognition of Share-Based Compensation

The following table sets forth information with regard to the income statement recognition of share-based compensation (in thousands):

	2012		2011		2010
Cost of revenue	$	458	$	592	$	418
Selling, general and administrative		8,392		7,057		5,767
Research and development		338		371		293
Total share-based compensation	$	9,188	$	8,020	$	6,478

Schedule of Assumptions for Stock Options Granted

The fair value of each stock option granted during the years ended December 31, 2012, 2011, and 2010, was estimated using the assumptions noted in the following table:

Assumptions for Stock Options Granted	2012	2011	2010
Expected volatility	42.23 - 43.17%	39.64 - 41.09%	35.56 - 39.89%
Expected dividends	1.10 - 1.18%	0.90 - 1.19%	1.50 - 1.80%
Expected term (in years)	5.75 - 6.00	5.66 - 5.89	4.50 - 6.50
Risk-free rate	0.83 - 1.03%	1.24 - 2.76%	1.73 - 3.29%
Weighted-average volatility	42.71%	40.45%	37.76%
Weighted-average dividends	1.14%	1.04%	1.75%
Weighted-average term (in years)	5.86	5.86	5.43
Weighted-average risk-free rate	0.93%	1.97%	2.45%
Weighted-average grant date fair value	$12.83	$14.55	$7.33

Schedule of Summary of Option Activity Under SIPs

A summary of stock option activity under the SIPs as of December 31, 2012, and changes during the year then ended, is presented below:

Options	Shares			Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term (Years)		Aggregate Intrinsic Value (In thousands)
Outstanding at December 31, 2011		2,043,774		$	33.39
Granted		215,337			35.07
Exercised		(579,019	)		33.18
Forfeited or expired		(76,758	)		37.75
Outstanding at December 31, 2012		1,603,334		$	33.49		5.83	$	21,430,372
Vested or expected to vest at December 31, 2012		1,573,281		$	33.55		5.79	$	20,932,377
Exercisable at December 31, 2012		1,223,181		$	33.57		4.94	$	16,310,574

Schedule of Information Related to Options Exercised

	(In thousands)
	2012		2011		2010
Intrinsic value of stock options exercised	$	6,334	$	2,269	$	3,725
Cash received from stock options exercised	$	19,209	$	2,336	$	6,076

Schedule of Employee Stock Purchase Plan

Other ESPP information for the years ended December 31, 2012, 2011, and 2010 is noted in the following table (dollars in thousands):

	2012		2011		2010
Number of ESPP shares issued		44,470		42,443		56,279
Amount of proceeds received from employees	$	1,337	$	1,288	$	1,207
Share-based compensation expense	$	333	$	352	$	332

Nonvested Deferred Stock Units

Share-Based Compensation Activity Other Than Stock Option

A summary of the status of the Company’s nonvested Board DSUs as of December 31, 2012, and changes during the year ended December 31, 2012, is presented below:

Board DSUs	Shares			Weighted- Average Grant-Date Fair Value
Outstanding at December 31, 2011		46,146		$	34.85
Granted		25,352			36.42
Vested		(24,659	)		34.69
Nonvested at December 31, 2012		46,839		$	35.78
Vested at December 31, 2012		90,092		$	31.39
Expected to vest at December 31, 2012		45,484		$	36.85

Service Award Units

Share-Based Compensation Activity Other Than Stock Option

A summary of the status of the Company’s service awards as of December 31, 2012, and changes during the year ended December 31, 2012, is presented below:

Service Award Units	Shares			Weighted- Average Grant-Date Fair Value
Outstanding at December 31, 2011		127,237		$	21.45
Granted		86,688			39.81
Vested		(59,475	)		26.29
Cancellations		(12,351	)		24.08
Nonvested at December 31, 2012		142,099		$	30.40
Expected to vest at December 31, 2012		134,972		$	33.42

Performance Award Units

Share-Based Compensation Activity Other Than Stock Option

A summary of the status of the Company’s performance awards as of December 31, 2012, and changes during the year ended December 31, 2012, is presented below:

Performance Award Units	Shares			Weighted- Average Grant-Date Fair Value
Outstanding at December 31, 2011		109,521		$	34.29
Granted		34,229			33.87
Vested		(32,210	)		32.80
Cancellations		(4,083	)		42.24
Nonvested at December 31, 2012		107,457		$	34.30
Expected to vest at December 31, 2012		100,660		$	34.07

DSU Service Award | Chief Executive Officer

Share-Based Compensation Activity Other Than Stock Option

Service DSU Units Granted to former CEO	Shares			Weighted- Average Grant-Date Fair Value
Outstanding at December 31, 2011		45,108		$	24.94
Granted		1,181			33.87
Vested		(16,217	)		25.59
Total at December 31, 2012		30,072		$	24.94
Expected to vest at December 31, 2012		30,072		$	24.94

Dsu Performance Award | Chief Executive Officer

Share-Based Compensation Activity Other Than Stock Option

Performance DSUs Granted to former CEO	Shares			Weighted- Average Grant-Date Fair Value
Outstanding at December 31, 2011		41,375		$	35.15
Granted		59,049			33.87
Vested		(11,782	)		33.57
Total at December 31, 2012		88,642		$	34.51
Expected to vest at December 31, 2012		88,642		$	34.51