EARNINGS PER COMMON UNIT (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Earnings Per Share [Abstract]
Net income (loss) attributable to the period	$ 78,599	$ 79,340	$ 143,116	$ 129,967
Less: distributed and undistributed earnings allocated to participating securities	146	173	263	309
Net income (loss) attributable to common unitholders	$ 78,453	$ 79,167	$ 142,853	$ 129,658
Weighted average common units outstanding:
Basic weighted average common units outstanding (in shares)	70,925,000	74,943,000	71,803,000	76,215,000
Effect of dilutive securities:
Potential common units issuable (in shares)	0	0	0	110,000
Diluted weighted average common units outstanding (in shares)	70,925,000	74,943,000	71,803,000	76,325,000
Net income (loss) per common unit, basic (in USD per share)	$ 1.11	$ 1.06	$ 1.99	$ 1.70
Net income (loss) per common unit, diluted (in USD per share)	$ 1.11	$ 1.06	$ 1.99	$ 1.70
Anti-dilutive for potentially dilute basic earnings per common unit (in shares)	0	0	0	0