Incentive Share Plan (Tables)

9 Months Ended

Sep. 30, 2015

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

Schedule of Share-Based Incentive Plan Activity

A summary of the share-based incentive plan activity as of and for the nine months ended September 30, 2015 is as follows:

	Shares		Weighted Average Grant Date Fair Value
Non-vested at January 1, 2015	2,411,068		$	14.45
Granted	318,630		13.53
Vested	(266,594	)	14.36
Forfeited	(99,269	)	14.49
Non-vested at September 30, 2015	2,363,835		$	14.33
Available for grant at September 30, 2015	963,401

Schedule of Nonvested and Vested Shares Activity

A summary of our non-vested and vested shares activity for the nine months ended September 30, 2015 and years ended December 31, 2014, 2013, 2012 and 2011 is presented below:

	Shares Granted			Shares Vested
	Non-Vested Shares Issued	Weighted Average Grant-Date Fair Value		Vested Shares		Total Vest-Date Fair Value
						(in thousands)
Nine Months Ended September 30, 2015	318,630	$	13.53	(266,594	)	$	3,829
Year Ended December 31, 2014	2,058,930	14.40		(133,774	)	1,721
Year Ended December 31, 2013	328,005	15.43		(15,270	)	224
Year Ended December 31, 2012	99,700	13.03		(16,208	)	223
Year Ended December 31, 2011	—	—		(5,169	)	—