Equity - Schedule of Shares Issued (Details) - USD ($) $ / shares in Units, $ in Thousands	9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Performance Shares [Member]
Class of Stock [Line Items]
Shares vested measurement period (in years)	3 years
Performance Shares [Member] | Index Performance Shares [Member]
Class of Stock [Line Items]
Shares issued (in shares)	404,466	321,018
Grant date fair value per share (in dollars per share)	$ 4.53	$ 6.86
Performance Shares [Member] | Peer Performance Shares [Member]
Class of Stock [Line Items]
Shares issued (in shares)	404,463	321,011
Grant date fair value per share (in dollars per share)	$ 4.58	$ 6.66
Restricted Stock [Member]
Class of Stock [Line Items]
Shares issued (in shares)	225,090	170,650
Grant date fair value	$ 1,724	$ 1,916
Award requisite service period (in years)	3 years
Stock Compensation Plan [Member]
Class of Stock [Line Items]
Shares issued (in shares)	17,500	20,400
Grant date fair value	$ 131	$ 209