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Share-Based Compensation and Benefit Plans (Tables)

12 Months Ended

Dec. 31, 2013

Summary of Stock Option Activity

The following is a summary of stock option activity under the 2001 Plan as of and for the year ended December 31, 2013:

		Options				Weighted- Average Exercise Price				Weighted- Average Remaining Contractual Term (in years)				Aggregate Intrinsic Value
Options outstanding at December 31, 2012			324,150			$	56.21
Granted			30,000				82.32
Exercised			(79,450	)			34.65
Forfeited			(7,000	)			65.31
Expired			—				—
Options outstanding at December 31, 2013			267,700			$	65.30				2.65			$	8,234
Options exercisable at December 31, 2013			50,784			$	60.13				2.12			$	1,824

Summary of Non-Vested (Restricted) Stock Activity

The following is a summary of non-vested (restricted) stock activity as of and for the year ended December 31, 2013:

		Shares				Weighted- Average Grant Date Fair Value
Non-vested (restricted) stock outstanding at December 31, 2012			2,373,249			$	38.75
Granted			124,043				80.21
Forfeited			(10,000	)			68.36
Non-vested (restricted) stock outstanding at December 31, 2013			2,487,292			$	40.70

Weighted-Average Assumptions Relating to Valuation of Our Stock Options

The following table presents the weighted-average assumptions used for stock options granted:

Years Ended December 31,		2013				2012				2011
Expected term in years			4.25				4.25				4.25
Risk-free interest rate			0.82	%			0.57	%			1.12	%
Expected volatility			24.56	%			31.40	%			32.59	%
Expected dividend yield			2.20	%			3.49	%			3.48	%
Grant date fair value		$	13.33			$	12.90			$	12.31

Share-Based Compensation Expense

The following table provides information on share-based compensation expense:

Years Ended December 31,		2013				2012				2011
Stock options		$	884			$	846			$	612
Non-vested (restricted) stock			9,083				7,093				6,051
Share-based compensation expense		$	9,967			$	7,939			$	6,663

X

- Definition

Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits.

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-Publisher FASB

-Name Accounting Standards Codification

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-Section 50

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X

- Definition

Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year.

+ References

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-Name Accounting Standards Codification

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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