Partners' Capital of MAALP - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Schedule Of Capital Structure [Line Items]
Operating partnership units outstanding	118,542,994	118,431,384
General Partners' Capital Account, Units Outstanding	115,336,876	114,373,727
Limited Partners' Capital Account, Units Outstanding	3,206,118	4,057,657
Preferred Stock, Shares Outstanding	867,846	867,846
Redeemable Preferred Stock [Member]
Schedule Of Capital Structure [Line Items]
Preferred Stock, Shares Outstanding	867,846
Noncontrolling Interest
Schedule Of Capital Structure [Line Items]
Common Shares Issuable Upon Conversion Of Convertible Stock	3,206,118	4,057,657
Limited Partners Capital Account	$ 735.6	$ 514.1
Redeemable Capital Shares Par Or Stated Value Per Share	$ 229.44	$ 126.69
M A A L P
Schedule Of Capital Structure [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest	97.30%	96.60%