Stock-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2015

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

Summary of Company's Stock Option Plan Activity

A summary of the stock option activity for the three and six months ended June 30, 2015 and 2014 is as follows (option amounts not in thousands):

	Number of Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
Outstanding at January 1, 2015		230,000		$	3.00		3.0 years	$	9,256
Outstanding at March 31, 2015		230,000		$	3.00		2.8 years	$	9,861
Exercised		(80,000	)	$	2.50
Outstanding at June 30, 2015		150,000		$	3.26		2.9 years	$	6,142
Exercisable at June 30, 2015		150,000		$	3.26		2.9 years	$	6,142
Outstanding at January 1, 2014		280,000		$	2.91		3.9 years	$	14,166
Exercised		(50,000	)	$	2.50
Outstanding at March 31, 2014		230,000		$	3.00		3.8 years	$	7,683
Outstanding at June 30, 2014		230,000		$	3.00		3.5 years	$	8,649
Exercisable at June 30, 2014		230,000		$	3.00		3.5 years	$	8,649

Information about Options Exercised

The following table summarizes information about options exercised for the three and six months ended June 30, 2015 and 2014 (option amounts not in thousands):

	Three Months Ended June 30,				Six Months Ended June 30,
	2015		2014		2015		2014
Options exercised		80,000		—		80,000		50,000
Total intrinsic value of exercised options	$	3,188		—	$	3,188	$	1,970
Fair value of vested stock options	$	—	$	17	$	—	$	17
Tax benefits realized	$	1,192		—	$	1,192	$	603

Information with Respect to Unvested Restricted Stock Awards Stock Option and Incentive Plan

Information with respect to the activity of unvested restricted stock awards during the three and six months ended June 30, 2015 and 2014 is as follows (share amounts not in thousands):

	Number of Restricted Stock Awards			Weighted Average Grant Date Fair Value
Nonvested at January 1, 2015		639,705		$	28.33
Vested		(41,695	)	$	36.15
Forfeited		(1,088	)	$	48.42
Nonvested at March 31, 2015		596,922		$	27.75
Granted		83,260		$	44.46
Vested		(16,000	)	$	13.48
Forfeited		(33,324	)	$	23.20
Nonvested at June 30, 2015		630,858		$	30.55
Nonvested at January 1, 2014		735,650		$	25.48
Granted		98,720		$	48.42
Vested		(21,825	)	$	21.56
Forfeited		(505	)	$	32.20
Nonvested at March 31, 2014		812,040		$	28.37
Vested		(32,000	)	$	12.95
Forfeited		(2,825	)	$	43.43
Nonvested at June 30, 2014		777,215		$	28.95

Information about Deferred Tax Benefits Recognized Related to Restricted Stock Awards, Paid Dividends and the Fair Value of Vested Restricted Stock

The following table summarizes information about deferred tax benefits recognized and tax benefits realized related to restricted stock awards and related paid dividends, and the fair value of vested restricted stock for the three and six months ended June 30, 2015 and 2014:

	Three Months Ended June 30,				Six Months Ended June 30,
	2015		2014		2015		2014
Deferred tax benefits recognized	$	532	$	866	$	1,076	$	1,669
Tax benefits realized for restricted stock and paid dividends	$	240	$	389	$	499	$	701
Fair value of vested restricted stock	$	216	$	414	$	1,723	$	885