Stock Compensation (Tables)

6 Months Ended

Jun. 30, 2015

Disclosure Of Compensation Related Costs Sharebased 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 six months ended June 30, 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		(153,500	)		29.02
Cancelled		—			—
Nonvested at June 30, 2015		1,117,833		$	45.52