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Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary of Option Activity

A summary of option activity under our 1998 Stock Option Plan as of December 31, 2013, and changes during the three months ended March 31, 2014 is presented below.

	Number  of Stock Options			Weighted Average Exercise  Price				Weighted Average Remaining Contractual Life (years)			Aggregate Intrinsic Value (in thousands)
Outstanding, December 31, 2013	378,852			$	15.61			5.23			$	4,533
Granted	50,000			30.41				—			—
Exercised	(2,000	)		16.93				—			29
Outstanding, March 31, 2014	426,852			$	17.34			5.57			$	5,480
Exercisable, March 31, 2014	342,018			$	15.35			4.60			$	5,058

Summary of Stock Options Outstanding

The following table summarizes information about our stock options outstanding at March 31, 2014:

Range of Exercise Prices	Options Outstanding									Options Exercisable
	Shares			Weighted Average Remaining Contractual Life (years)		Weighted Average Exercise Price				Shares			Weighted Average Exercise Price
$0.01-9.43	71,352			2.72		$	8.72			71,352			$	8.72
$9.44-15.60	70,000			4.81		12.51				64,166			12.30
$15.61-30.41	285,500			6.46		20.67				206,500			18.59
	426,852			5.57		$	17.34			342,018			$	15.35

Status of Unvested Stock Options

The summary of the status of our unvested stock options as of December 31, 2013 and changes during the three months ended March 31, 2014 is presented below.

Unvested stock options:	Shares			Weighted Average Grant Date Fair Value
Unvested at December 31, 2013	63,082			$	9.87
Granted	50,000			16.78
Vested	(28,248	)		9.82
Unvested at March 31, 2014	84,834			$	13.09

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- Definition

Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

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

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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

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (c)(1)

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

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Tabular disclosure of the change in stock options.

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