Stock-Based Incentive Plans (Tables)

3 Months Ended

Mar. 31, 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 three months ended March 31, 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	339
Vested	(302	)
Forfeited	(2	)
Outstanding at March 31, 2015	539		$	31.56	$	20,140
Outstanding and expected to vest at March 31, 2015	527		$	31.56	$	19,681

* The intrinsic value is calculated using the closing price per share of$37.37 as reported by the New York Stock Exchange on March 31, 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 three months ended March 31, 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	(186	)
Forfeited	(2	)
Outstanding at March 31, 2015	667		$	29.50		$	5,248
Outstanding and expected to vest at March 31, 2015	661		$	29.50	2.8	$	5,200
Exercisable at March 31, 2015	667		$	29.50	2.8	$	5,248

* 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 $37.37 as reported by the New York Stock Exchange on March 31, 2015.

Unvested Stock Options

Stock-Based Compensation

Summary of stock option activity

A summary of the status of unvested stock options as of March 31, 2015, and changes during the three months ended March 31, 2015, are presented below: 

	Shares	Weighted- Average Grant-Date Fair Value
Unvested Stock Options	(in thousands)
Unvested at January 1, 2015	99	$	10.33
Vested	99	10.33
Unvested at March 31, 2015	—	$	—