Stock Compensation (Tables)

3 Months Ended

Mar. 31, 2015

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

Summary of Nonvested Shares Related to Equity Incentive Plans

A summary of the status and changes of our nonvested shares related to the Company’s Equity Incentive Plans as of and for the three months ended March 31, 2015 is presented below:

	Shares			Weighted Average Grant-Date Fair Value
Nonvested at December 31, 2014		1,263,833		$	43.38
Granted		7,500			68.01
Vested		(130,000	)		27.54
Cancelled		0			—
Nonvested at March 31, 2015		1,141,333			45.35