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Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2013

Summary of Restricted Share Awards under LTIP

A summary of the restricted share awards under the LTIP for the nine month period ended September 30, 2013 is as follows:

		Restricted Share Awards
										Total				Weighted-Average
		Performance				Service				Restricted				Grant-Date
		Required				Required				Awards				Fair Value
Nonvested as of January 1, 2013			103,221				11,363				114,584			$	48.33
Granted			47,832				5,614				53,446				70.27
Vested			0				0				0				0
Forfeited			0				0				0				0
Nonvested as of September 30, 2013			151,053				16,977				168,030			$	55.31

Stock Options [Member]

Activity in Company's Plan

Activity in the Company’s 1999 Stock Option Plan for the nine month period ended September 30, 2013 was as follows:

		Number of Shares				Weighted Average Exercise Price per Share				Weighted Average Remaining Contractual Term (Years)				Aggregate Intrinsic Value
Outstanding at January 1, 2013			32,150			$	40.93
Granted			0			$	0.00
Exercised			(12,400	)		$	42.73
Forfeited			0			$	0.00
Outstanding (vested and expected to vest) at September 30, 2013			19,750			$	39.80				3.5			$	635
Exercisable at September 30, 2013			19,750			$	39.80				3.5			$	635

Long Term Incentive Plan [Member]

Activity in Company's Plan

Activity in the Company’s LTIP for the nine month period ended September 30, 2013 was as follows:

		Number of Shares				Weighted Average Exercise Price per Share				Weighted Average Remaining Contractual Term (Years)				Aggregate Intrinsic Value
Outstanding at January 1, 2013			33,750			$	50.21
Granted			0				0.00
Exercised			(12,750	)			43.76
Forfeited			0				0.00
Outstanding (vested and expected to vest) at September 30, 2013			21,000			$	54.13				8.5			$	374
Exercisable at September 30, 2013			8,625			$	54.55				8.5			$	150

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

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- 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

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

+ Details

Name:	us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration