Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2017

Stockholders Equity Note [Abstract]

Company's Restricted Stock Grants

The following table sets forth the activity of the Company’s restricted stock and performance share grants in the year to date period ended September 30, 2017:

	Shares			Weighted-average grant date fair value
Shares unvested January 1, 2017		199,712		$	24.68
Shares granted		150,643			39.43
Shares for which restrictions lapsed		(128,265	)		43.76
Shares unvested September 30, 2017		222,090		$	31.92