Partners' Capital, Equity and Incentive Compensation Plans - Summary of Award Activity Under 2010 Equity Incentive Plan and 2013 Equity Incentive Plan and Related Information (Details)	3 Months Ended
	Mar. 31, 2021 $ / shares shares
Options
Ending balance (in shares) | shares	100,000
2010 Equity Incentive Plan | Class O Units
Numbers of Class O units
Granted (in shares) | shares	0
Cancelled/Expired (in shares) | shares	0
Weighted average exercise price
Granted (in dollars per share)	$ 0
Cancelled/Expired (in dollars per share)	0
Weighted average fair value
Granted (in dollars per share)	0
Cancelled/Expired (in dollars per share)	$ 0
2010 Equity Incentive Plan | Class O Units
Numbers of Class O units
Beginning balance (in shares) | shares	75,435
Exercised/Vested (in shares) | shares	0
Ending balance (in shares) | shares	75,435
Weighted average exercise price
Beginning balance (in dollars per share)	$ 25.00
Exercised/Vested (in dollars per share)	0
Ending balance (in dollars per share)	25.00
Weighted average fair value
Beginning balance (in dollars per share)	6.11
Exercised/Vested (in dollars per share)	0
Ending balance (in dollars per share)	$ 6.11
2013 Equity Incentive Plan | Options
Options
Beginning balance (in shares) | shares	1,936,407
Granted (in shares) | shares	96,366
Exercised/Vested (in shares) | shares	(51,220)
Cancelled/Expired (in shares) | shares	0
Ending balance (in shares) | shares	1,981,553
Weighted average exercise price
Beginning balance (in dollars per share)	$ 38.55
Granted (in dollars per share)	59.06
Exercised/Vested (in dollars per share)	38.63
Cancelled/Expired (in dollars per share)	0
Ending balance (in dollars per share)	39.55
Weighted average fair value
Beginning balance (in dollars per share)	7.26
Granted (in dollars per share)	10.53
Exercised/Vested (in dollars per share)	7.91
Cancelled/Expired (in dollars per share)	0
Ending balance (in dollars per share)	$ 7.40
2013 Equity Incentive Plan | Restricted Stock
Options
Beginning balance (in shares) | shares	416,496
Granted (in shares) | shares	270,464
Exercised/Vested (in shares) | shares	(123,438)
Cancelled/Expired (in shares) | shares	(3,716)
Ending balance (in shares) | shares	559,806
Weighted average fair value
Beginning balance (in dollars per share)	$ 52.20
Granted (in dollars per share)	59.07
Exercised/Vested (in dollars per share)	54.57
Cancelled/Expired (in dollars per share)	57.24
Ending balance (in dollars per share)	$ 54.96
2013 Equity Incentive Plan | Performance-Based Relative TSR Units
Numbers of Class O units
Cancelled/Expired (in shares) | shares	0
Weighted average exercise price
Exercised/Vested (in dollars per share)	$ 0
Options
Beginning balance (in shares) | shares	168,552
Granted (in shares) | shares	105,402
Ending balance (in shares) | shares	273,954
Weighted average fair value
Beginning balance (in dollars per share)	$ 66.90
Granted (in dollars per share)	$ 64.72
Exercised/Vested (in dollars per share) | shares	0
Cancelled/Expired (in dollars per share)	$ 0
Ending balance (in dollars per share)	$ 66.06
2013 Equity Incentive Plan | Performance-Based FFO Units
Numbers of Class O units
Cancelled/Expired (in shares) | shares	0
Weighted average exercise price
Exercised/Vested (in dollars per share)	$ 0
Options
Beginning balance (in shares) | shares	132,267
Granted (in shares) | shares	105,402
Ending balance (in shares) | shares	237,669
Weighted average fair value
Beginning balance (in dollars per share)	$ 51.45
Granted (in dollars per share)	$ 59.06
Exercised/Vested (in dollars per share) | shares	0
Cancelled/Expired (in dollars per share)	$ 0
Ending balance (in dollars per share)	$ 54.82