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BASIC AND DILUTED LOSS PER COMMON SHARE - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended												12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Earnings Per Share [Abstract]
Net loss	$ (12,313)	$ (8,245)	$ (10,441)	$ (8,865)	$ (71,609)	$ (5,345)	$ (4,060)	$ (1,203)	$ (8,628)	$ 3,682	$ (75,018)	$ (6,671)	$ (39,413)	$ (82,217)	$ (86,635)
Basic and diluted weighted average number of common shares outstanding (in shares)	66,205,153,000	58,630,457,000	53,043,512,000	47,660,414,000	45,330,302,000	45,117,145,000	22,999,968,000	19,677,552,000	19,677,552	19,677,552	19,677,052	19,601,773	56,441,058	33,383,972	19,661,661
Loss per common share (in dollars per share)	$ (0.19)	$ (0.14)	$ (0.20)	$ (0.19)	$ (1.58)	$ (0.12)	$ (0.18)	$ (0.06)	$ (0.44)	$ 0.19	$ (3.81)	$ (0.34)	$ (0.70)	$ (2.46)	$ (4.41)

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The amount of net income (loss) from continuing operations per each basic and diluted share of common stock or unit when the per share amount is the same for both basic and diluted shares.

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Net Income or Loss Available to Common Stockholders plus adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 16
-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1505-109256

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 45
-Paragraph 11
-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1377-109256

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Average number of shares or units issued and outstanding that are used in calculating basic and diluted earnings per share (EPS).

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