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Stock-Based Compensation (Tables)

12 Months Ended

Dec. 31, 2012

Stock-Based Compensation

Schedule of the assumptions used in determining the fair value of stock options granted for fixed awards with graded vesting schedules

		2012		2011		2010
Risk-free interest rate		1.2% - 1.4%		2.4%		3.0%
Expected dividend yield		0.0%		0.0%		0.0%
Weighted average expected volatility		50%		49%		50%
Expected term		6.0 - 6.3 years		6.0 years		6.0 years
Weighted average grant-date fair value		$8.57		$11.88		$8.72

Schedule of the activity relating to the options outstanding under the Company's plans

		Options			Weighted- Average Exercise Price			Weighted- Average Remaining Contractual Term		Aggregate Intrinsic Value (in thousands)
Outstanding at January 1, 2010			1,817,332		$	6.43
Granted			106,912		$	17.18
Exercised			(145,715	)	$	4.60
Forfeited			(12,276	)	$	13.57
Outstanding at December 31, 2010			1,766,253		$	7.18		6.1 years		$	24,398
Granted			90,080		$	24.18
Exercised			(332,099	)	$	4.12
Forfeited			(8,850	)	$	14.89
Expired			(500	)	$	13.00
Outstanding at December 31, 2011			1,514,884		$	8.82		5.5 years		$	16,083
Granted			169,088		$	17.76
Exercised			(245,054	)	$	5.78
Forfeited			(4,680	)	$	19.19
Expired			(2,010	)	$	18.85
Outstanding at December 31, 2012			1,432,228		$	10.34		5.1 years		$	17,220
Exercisable at December 31, 2012			1,179,959		$	8.49		4.4 years		$	16,305

Schedule of other data relating to option activity

(dollars in thousands)		2012			2011			2010
Intrinsic value of options exercised		$	3,421		$	6,637		$	1,956
Fair value of options vested			725			1,163			895

Schedule of information with respect to stock options outstanding and exercisable

		Options Outstanding
										Options Exercisable
								Weighted- Average Remaining Contractual Term
Exercise Price Ranges		Number Of Options			Weighted- Average Exercise Price					Number Of Options			Weighted- Average Exercise Price
$3.65 - $9.00			643,361		$	3.69		3.5 years			643,361		$	3.69
$9.01 - $18.00			677,609		$	14.56		6.2 years			501,696		$	13.55
$18.01 - $24.18			111,258		$	23.17		8.4 years			34,902		$	24.18
			1,432,228		$	10.34		5.1 years			1,179,959		$	8.49

Schedule of restricted stock activity

		Shares			Per Share Weighted- Average Grant Date Fair Value
Outstanding at January 1, 2010			—
Granted			54,502		$	17.15
Forfeited			(557	)	$	17.18
Outstanding unvested at December 31, 2010			53,945		$	17.15
Granted			65,285		$	24.23
Vested			(11,128	)	$	17.13
Forfeited			(1,264	)	$	17.74
Outstanding unvested at December 31, 2011			106,838		$	21.47
Granted			106,289		$	17.95
Vested			(25,248	)	$	21.07
Forfeited			(2,115	)	$	18.91
Outstanding unvested at December 31, 2012			185,764		$	19.54

Schedule of performance stock award activity

		Shares			Per Share Weighted- Average Grant Date Fair Value
Outstanding at January 1, 2010			—
Granted			40,741		$	17.18
Forfeited			(485	)	$	17.18
Outstanding unvested at December 31, 2010			40,256		$	17.18
Granted			34,179		$	24.18
Outstanding unvested at December 31, 2011			74,435		$	20.39
Granted			41,755		$	17.48
Vested			(30,855	)	$	17.18
Forfeited			(10,412	)	$	17.43
Outstanding unvested at December 31, 2012			74,923		$	20.51

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Tabular disclosure of the amount of cash proceeds received from the exercise of stock options and similar instruments granted under share-based payment arrangements and the tax benefit realized from stock options exercised during the period. Disclosure may also include the intrinsic value of stock options exercised during the period.

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Tabular disclosure of the changes in outstanding nonvested performance-based units.

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Tabular disclosure of the changes in outstanding nonvested restricted stock units.

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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.

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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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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.

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