UNITHOLDERS’ EQUITY AND PARTNERSHIP DISTRIBUTIONS - Schedule of Changes in Common Units (Details) - Common Units	3 Months Ended
Mar. 31, 2020 shares
Changes In Common Units [Roll Forward]
Common units outstanding, begging balance (in shares)	67,805,707
Common units vested and issued under the LTIP (in shares)	25,635
Common units outstanding, ending balance (in shares)	67,831,342

Number of units issued for unit-based payment arrangement issued by partnership. Partner includes, but is not limited to, general, limited and preferred partners.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.3-04)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

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Balance Type:	na
Period Type:	duration