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Net Income Per Unit (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		6 Months Ended
	Aug. 12, 2020	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Net Income Per Unit [Line Items]
Net income attributable to partners		$ 43,246	$ 44,415	$ 79,513	$ 72,211
Less: Partners' distribution		40,846	26,490	80,814	48,229
Allocation of earnings in excess (deficit) of distributions		$ 2,400	$ 8,446	$ (1,301)	$ 5,364
Footnote [Abstract]
Common Units Excluded From Computation Of Earnings Per Unit, Units		3,662	18,270	1,841	18,270
Common Units
Net Income Per Unit [Line Items]
Common units - (basic) (in shares)		43,445,222	29,427,298	43,444,284	26,953,934
Common units - (diluted) (in shares)		43,460,366	29,430,555	43,453,806	26,956,523
Common units - (basic) (in dollars per share)		$ 1.00	$ 1.18	$ 1.83	$ 1.98
Common units - (diluted) (in dollars per share)		$ 1.00	$ 1.18	$ 1.83	$ 1.98
General Partner
Net Income Per Unit [Line Items]
Net income attributable to partners			$ 9,647		$ 18,724
Less: General partner's distribution (including IDRs)		$ 0	9,479	$ 0	18,618
Allocation of earnings in excess (deficit) of distributions		0	168	0	106
Total partner's earnings		0	9,647	0	18,724
Common unitholders
Net Income Per Unit [Line Items]
Less: Partners' distribution		40,846	26,490	80,814	48,229
Allocation of earnings in excess (deficit) of distributions		2,400	8,278	(1,301)	5,258
Common unitholders | Common Units
Net Income Per Unit [Line Items]
Total partner's earnings		$ 43,246	$ 34,768	$ 79,513	$ 53,487
Common units - (basic) (in shares)		43,445,222	29,427,298	43,444,284	26,953,934
Common units - (diluted) (in shares)		43,460,366	29,430,555	43,453,806	26,956,523
Common units - (basic) (in dollars per share)		$ 1.00	$ 1.18	$ 1.83	$ 1.98
Common units - (diluted) (in dollars per share)		$ 1.00	$ 1.18	1.83	$ 1.98
Maximum
Footnote [Abstract]
Distribution Payment Targets				$ 0.43125
General Partnership
Footnote [Abstract]
General partner's ownership interest (as percent)	2.00%	0.00%	2.00%	0.00%	2.00%

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