CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Real estate income, net:
Rental income	$ 278.4	$ 277.4	$ 541.0	$ 549.4
Real estate property level expenses and taxes:
Operating expenses	58.1	55.9	117.3	113.2
Real estate taxes	45.4	45.0	92.0	89.9
Interest expense	27.3	28.6	53.0	52.4
Total real estate property level expenses and taxes	130.8	129.5	262.3	255.5
Real estate income, net	147.6	147.9	278.7	293.9
Income from real estate joint ventures and limited partnerships	59.8	65.6	109.5	120.5
Interest	45.1	24.4	86.2	42.5
Dividends	7.2	12.3	11.6	22.0
TOTAL INVESTMENT INCOME	259.7	250.2	486.0	478.9
Expenses:
Investment management charges	16.8	17.8	36.3	32.4
Administrative charges	12.2	11.9	25.5	26.7
Distribution charges	8.7	7.1	16.6	14.0
Mortality and expense risk charges	0.4	0.3	0.7	0.6
Liquidity guarantee charges	13.2	12.5	26.1	24.7
TOTAL EXPENSES	51.3	49.6	105.2	98.4
INVESTMENT INCOME, NET	208.4	200.6	380.8	380.5
Net realized gain (loss) on investments:
Real estate properties	0.0	55.4	0.0	43.6
Real estate joint ventures and limited partnerships	(48.8)	0.0	(43.7)	0.2
Marketable securities	112.1	3.9	253.1	6.9
Net realized gain on investments	63.3	59.3	209.4	50.7
Net change in unrealized appreciation (depreciation) on:
Real estate properties	170.3	(47.6)	244.2	54.7
Real estate joint ventures and limited partnerships	41.2	68.0	43.7	92.3
Marketable securities	(93.8)	97.7	(17.5)	6.9
Loans receivable	(4.0)	(0.1)	(2.8)	0.0
Mortgage loans payable	(36.7)	27.5	(66.3)	55.2
Net change in unrealized appreciation on investments and mortgage loans payable	77.0	145.5	201.3	209.1
NET REALIZED AND UNREALIZED GAIN ON INVESTMENTS AND MORTGAGE LOANS PAYABLE	140.3	204.8	410.7	259.8
NET INCREASE IN NET ASSETS RESULTING FROM OPERATIONS	$ 348.7	$ 405.4	$ 791.5	$ 640.3