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Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Stock-Based Compensation

Summary of activity under the entity's stock option plans

The following table summarizes activity under our stock option plans (shares in thousands):

		Year Ended December 31,
		2012						2011						2010
Stock Options		Shares			Weighted- Average Exercise Price			Shares			Weighted- Average Exercise Price			Shares			Weighted- Average Exercise Price
Outstanding at beginning of year			1,056		$	10.84			1,061		$	9.58			1,180		$	7.77
Granted			190		$	11.19			142		$	13.87			146		$	12.46
Exercised			(103	)	$	3.20			(66	)	$	4.46			(184	)	$	2.58
Forfeited			—		$	—			—		$	—			(12	)	$	12.32
Expired			—		$	—			(81	)	$	4.82			(69	)	$	2.88
Outstanding at end of year			1,143		$	11.59			1,056		$	10.84			1,061		$	9.58
Options exercisable at end of year			810						762						756

Summary information about stock options outstanding

The following table summarizes information about stock options outstanding at December 31, 2012 (shares in thousands):

		Options Outstanding
					Weighted- Average Remaining Contractual Life						Options Exercisable
Range of Exercise Prices		Number Outstanding at 12/31/12						Weighted- Average Exercise Price			Number Exercisable at 12/31/12			Weighted- Average Exercise Price
$1.90 - $2.88			5			0.31		$	1.90			5		$	1.90
$6.38 - $7.94			129			2.17		$	6.53			129		$	6.53
$10.73 - $12.90			678			6.72		$	11.66			440		$	11.78
$13.15 - $15.03			331			6.43		$	13.54			236		$	13.41
$1.90 - $15.03			1,143			6.10		$	11.59			810		$	11.36

Schedule of fair values and the assumptions used for the grants

		Year Ended December 31,
		2012			2011			2010
Weighted-average fair value per share of options granted		$	4.03		$	5.04		$	4.61
Fair value assumptions:
Expected dividend yield			1.86	%		1.70	%		1.73	%
Expected stock price volatility			46.5	%		44.2	%		44.4	%
Risk-free interest rate			1.17	%		2.24	%		2.65	%
Expected term			5.3 years			5.3 years			5.3 years

Summary of information about nonvested stock option awards and changes

The following table summarizes information about nonvested stock option awards as of December 31, 2012 and changes for the year ended December 31, 2012 (shares in thousands):

Stock Options		Shares			Weighted-Average Grant Date Fair Value
Nonvested at December 31, 2011			294		$	4.71
Granted			190		$	4.03
Vested			(151	)	$	4.54
Forfeited			—		$	—
Nonvested at December 31, 2012			333		$	4.40

Summary of activity under the entity's restricted stock plans

The following table summarizes activity under our restricted stock plans (shares in thousands):

		Shares
Restricted Stock and Restricted Stock Units		2012			2011			2010
Unvested at beginning of year			302			312			300
Granted			224			231			245
Vested			(254	)		(241	)		(228	)
Forfeited			—			—			(5	)
Unvested at end of year			272			302			312

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Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

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