Net Income Per Common Limited Partner Unit (Details) - USD ($) $ / shares in Units, $ in Thousands							3 Months Ended		9 Months Ended
	Oct. 25, 2022	Oct. 17, 2022	Jul. 26, 2022	Jul. 18, 2022	Apr. 26, 2022	Apr. 18, 2022	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Net Income Per Limited Partner Unit
Repurchased units not deemed outstanding							47,360		47,360		42,336
Net income							$ 111,439	$ 33,637	$ 304,731	$ 41,479
Declared distribution							22,680	20,453	65,813	61,359
Assumed allocation of undistributed net income (loss)							88,759	13,184	238,918	(19,880)
Assumed allocation of net income (loss)							$ 111,439	$ 33,637	$ 304,731	$ 41,479
Common Limited Partners
Denominator:
Basic weighted average common units outstanding							33,917,000	33,897,000	33,932,000	33,934,000
Diluted weighted average common units outstanding							34,008,000	34,087,000	34,058,000	34,225,000
Basic net income (loss) per common limited partner unit							$ 3.12	$ 0.86	$ 8.52	$ 0.89
Diluted net income (loss) per common limited partner unit							$ 3.12	$ 0.86	$ 8.48	$ 0.88
Quarterly cash distributions declared (in dollars per unit)			$ 0.6050		$ 0.5950
Common Limited Partners | Subsequent event
Denominator:
Quarterly cash distributions declared (in dollars per unit)	$ 0.6250
Series A Preferred Limited Partners
Denominator:
Quarterly cash distributions declared (in dollars per unit)				$ 0.609375		$ 0.609375
Series A Preferred Limited Partners | Subsequent event
Denominator:
Quarterly cash distributions declared (in dollars per unit)		$ 0.609375
Series B Preferred Limited Partners
Denominator:
Quarterly cash distributions declared (in dollars per unit)				$ 0.59375		$ 0.59375
Series B Preferred Limited Partners | Subsequent event
Denominator:
Quarterly cash distributions declared (in dollars per unit)		$ 0.59375
Common Unitholders
Net Income Per Limited Partner Unit
Net income							$ 109,412	$ 32,644	$ 299,361	$ 38,898
Declared distribution							21,247	19,547	62,041	58,641
Assumed allocation of undistributed net income (loss)							88,165	13,097	237,320	(19,743)
Assumed allocation of net income (loss)							109,412	32,644	299,361	38,898
Common Unitholders | Common Limited Partners
Net Income Per Limited Partner Unit
Assumed allocation of net income (loss)							$ 105,949	$ 29,181	$ 288,972	$ 30,152
Denominator:
Basic weighted average common units outstanding							33,917,000	33,897,000	33,932,000	33,934,000
Dilutive effect of phantom units							91,000	190,000	126,000	291,000
Diluted weighted average common units outstanding							34,008,000	34,087,000	34,058,000	34,225,000
Basic net income (loss) per common limited partner unit							$ 3.12	$ 0.86	$ 8.52	$ 0.89
Diluted net income (loss) per common limited partner unit							$ 3.12	$ 0.86	$ 8.48	$ 0.88
Common Unitholders | Preferred Limited Partners
Net Income Per Limited Partner Unit
Assumed allocation of net income (loss)							$ 3,463	$ 3,463	$ 10,389	$ 8,746
General Partner Interest
Net Income Per Limited Partner Unit
Net income							2,027	993	5,370	2,581
Declared distribution							153	138	444	414
Assumed allocation of undistributed net income (loss)							594	87	1,598	(137)
Assumed allocation of net income (loss)							747	225	2,042	277
IDRs
Net Income Per Limited Partner Unit
Declared distribution							1,280	768	3,328	2,304
Assumed allocation of net income (loss)							$ 1,280	$ 768	$ 3,328	$ 2,304