Earnings Per Share (Schedule of Earnings Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Earnings Per Share [Abstract]
Income (loss) from continuing operations	[1]	$ 5,712	$ (3,998)	$ (25,330)	$ (13,296)
DISCONTINUED OPERATIONS			(142)		(503)
NET INCOME (LOSS) ATTRIBUTABLE TO HARVEST AND COMPREHENSIVE INCOME (LOSS)		$ 5,712	$ (4,140)	$ (25,330)	$ (13,799)
Weighted average common shares outstanding		44,077	42,032	43,139	41,925
Effect of dilutive securities
Weighted average common shares, diluted		44,077	42,032	43,139	41,925
Income (loss) from continuing operations	[1]	$ 0.13	$ (0.10)	$ (0.59)	$ (0.32)
Discontinued operations					(0.01)
Basic income (loss) per share		0.13	(0.10)	(0.59)	(0.33)
Income (loss) from continuing operations	[1]	0.13	(0.10)	(0.59)	(0.32)
Discontinued operations					(0.01)
Diluted income (loss) per share		$ 0.13	$ (0.10)	$ (0.59)	$ (0.33)

[1] Net of net income (loss) attributable to noncontrolling interests.