Stock-Based Incentive Plans (Tables)

9 Months Ended

Sep. 30, 2015

Restricted Stock

Stock-Based Compensation

Schedule of unvested restricted stock unit activity

The following table summarizes the Company’s unvested restricted stock unit activity for the nine months ended September 30, 2015: 

	Shares		Weighted- Average Price		Aggregate Intrinsic Value *
Unvested Restricted Stock Units (RSUs)	(in thousands)				(in thousands)
Outstanding at January 1, 2015	504		$	31.67
Awarded	351
Vested	(317	)
Forfeited	(2	)
Outstanding at September 30, 2015	536		$	31.56	$	17,950
Outstanding and expected to vest at September 30, 2015	524		$	31.56	$	17,541

* The intrinsic value is calculated using the closing price per share of$33.49 as reported by the New York Stock Exchange on September 30, 2015.

Non-Qualified Stock Options

Stock-Based Compensation

Summary of stock option activity

The following table summarizes the Company’s stock option activity for the nine months ended September 30, 2015: 

	Shares		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Life	Aggregate Intrinsic Value *
Non-Qualified Stock Options	(in thousands)				(in years)	(in thousands)
Outstanding at January 1, 2015	855		$	29.48
Exercised	(238	)
Forfeited	(2	)
Outstanding and exercisable at September 30, 2015	615		$	29.51	2.3	$	2,447

* The intrinsic value represents the amount, if any, by which the fair market value of the underlying common stock exceeds the exercise price of the stock option, using the closing price per share of $33.49 as reported by the New York Stock Exchange on September 30, 2015.