CONSOLIDATED STATEMENTS OF ASSETS AND LIABILITIES - USD ($) shares in Millions, $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Investments, at fair value:
Real estate properties (cost: $13,676.2 and $13,986.3)	$ 17,398.7	$ 16,476.7
Real estate joint ventures (cost: $5,415.1 and $5,021.9)	7,053.1	6,128.9
Real estate funds (cost: $579.9 and $373.3)	648.0	393.2
Real estate operating business (cost: $251.6 and $250.2)	286.0	250.0
Marketable securities (cost: $1,761.4 and $739.3)	1,761.3	739.3
Loans receivable (principal: $1,392.9 and $1,527.6)	1,378.7	1,493.2
Loans receivable with related parties (principal: $69.3 and $69.3)	69.4	69.4
Total investments (cost: $23,146.4 and $21,967.9)	28,595.2	25,550.7
Cash and cash equivalents	26.1	37.8
Due from investment manager	12.0	17.9
Other	294.9	331.4
TOTAL ASSETS	28,928.2	25,937.8
LIABILITIES
Loans payable, at fair value (principal outstanding: $2,324.2 and $2,381.3)	2,343.2	2,411.4
Accrued real estate property expenses	255.8	246.5
Payable for securities purchased	11.6	0.0
Other	37.2	36.0
TOTAL LIABILITIES	2,647.8	2,693.9
COMMITMENTS AND CONTINGENCIES
NET ASSETS
Accumulation Fund	25,715.9	22,729.0
Annuity Fund	564.5	514.9
TOTAL NET ASSETS	$ 26,280.4	$ 23,243.9
NUMBER OF ACCUMULATION UNITS OUTSTANDING (in shares)	52.9	52.0
NET ASSET VALUE, PER ACCUMULATION UNIT (in dollars per share)	$ 485.832	$ 436.722