Unit-Based Compensation - Phantom Units Activity (Details) - Phantom Share Units (PSUs)	3 Months Ended
	Mar. 31, 2021 $ / shares shares
Number of Units (in units)
Beginning balance outstanding (shares) | shares	16,038
Granted (in shares) | shares	18,534
Vested (in shares) | shares	(16,038)
Ending balance outstanding (shares) | shares	18,534
Weighted Average Grant Date Fair Value per Unit (in dollars)
Beginning balance outstanding (in dollars per share) | $ / shares	$ 14.03
Granted (in dollars per share) | $ / shares	12.00
Vested (in dollars per share) | $ / shares	14.03
Ending balance outstanding (in dollars per share) | $ / shares	$ 12.00