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Net Income Per Unit (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		9 Months Ended
	Aug. 12, 2020	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Net Income Per Unit [Line Items]
Net income attributable to partners		$ 43,624	$ 46,328	$ 123,137	$ 118,539
Less: Partners' distribution		41,286	39,307	122,100	87,536
Allocation of earnings in excess (deficit) of distributions		$ 2,338	$ 7,021	$ 1,037	$ 12,385
Footnote [Abstract]
Common Units Excluded From Computation Of Earnings Per Unit, Units				0
Common Units
Net Income Per Unit [Line Items]
Common units - (basic) (in shares)		43,454,535	36,889,761	43,447,739	30,290,051
Common units - (diluted) (in shares)		43,468,289	36,894,043	43,457,857	30,292,261
Common units - (basic) (in dollars per share)		$ 1.00	$ 1.26	$ 2.83	$ 3.30
Common units - (diluted) (in dollars per share)		$ 1.00	$ 1.26	$ 2.83	$ 3.30
General Partner
Net Income Per Unit [Line Items]
Net income attributable to partners			$ 0		$ 18,725
Less: General partner's distribution (including IDRs)		$ 0	0	$ 0	18,618
Allocation of earnings in excess (deficit) of distributions		0	0	0	106
Total partner's earnings		0	0	0	18,724
Common unitholders
Net Income Per Unit [Line Items]
Less: Partners' distribution		41,286	39,307	122,100	87,536
Allocation of earnings in excess (deficit) of distributions		2,338	7,021	1,037	12,279
Common unitholders | Common Units
Net Income Per Unit [Line Items]
Total partner's earnings		$ 43,624	$ 46,328	$ 123,137	$ 99,815
Common units - (basic) (in shares)		43,454,535	36,889,761	43,447,739	30,290,051
Common units - (diluted) (in shares)		43,468,289	36,894,043	43,457,857	30,292,261
Common units - (basic) (in dollars per share)		$ 1.00	$ 1.26	$ 2.83	$ 3.30
Common units - (diluted) (in dollars per share)		$ 1.00	$ 1.26	2.83	$ 3.30
Maximum
Footnote [Abstract]
Distribution Payment Targets				$ 0.43125
General Partnership
Footnote [Abstract]
General partner's ownership interest (as percent)	2.00%	0.00%	0.00%	0.00%	2.00%

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