NET INCOME PER UNIT Table (Details) - shares	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Weighted Average Number of Shares Outstanding Reconciliation [Abstract]
Weighted-average number of basic units outstanding	42,932,320	42,914,297	42,719,217
Effect of dilutive securities	0	0	22,985
Weighted-average number of diluted units outstanding	42,932,320	42,914,297	42,742,202