EARNINGS PER UNIT (Tables)

3 Months Ended

Mar. 31, 2018

Earnings Per Share [Abstract]

Schedule of earnings per limited partner unit

The following table details the components of EPU.

	Three months ended March 31,
	2018			2017
	(In thousands, except per-unit amounts)
Numerator for basic and diluted EPU:
Allocation of net loss among limited partner interests:
Net loss attributable to limited partners	$	(5,988	)	$	(2,777	)
Less net income attributable to Series A Preferred Units		7,125			—
Net loss attributable to common limited partners	$	(13,113	)	$	(2,777	)
Denominator for basic and diluted EPU:
Weighted-average common units outstanding – basic		73,134			72,149
Effect of nonvested phantom units		—			—
Weighted-average common units outstanding – diluted		73,134			72,149
Loss per limited partner unit:
Common unit – basic	$	(0.18	)	$	(0.04	)
Common unit – diluted	$	(0.18	)	$	(0.04	)
Nonvested anti-dilutive phantom units excluded from the     calculation of diluted EPU		4			167