CONSOLIDATED STATEMENTS OF CHANGES IN NET ASSETS - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
FROM OPERATIONS
Investment income, net	$ 175.0	$ 185.1	$ 538.0	$ 528.1
Net realized gain (loss) on investments	280.6	(5.1)	321.9	183.5
Net change in unrealized (loss) gain on investments and debt	(93.2)	1,016.2	2,560.1	1,921.1
NET INCREASE IN NET ASSETS RESULTING FROM OPERATIONS	362.4	1,196.2	3,420.0	2,632.7
FROM PARTICIPANT TRANSACTIONS
Premiums	596.4	690.1	2,263.9	2,155.2
Annuity payments	(14.3)	(11.8)	(41.3)	(35.5)
Withdrawals and death benefits	(819.9)	(509.4)	(2,141.2)	(1,715.9)
NET (DECREASE) INCREASE IN NET ASSETS RESULTING FROM PARTICIPANT TRANSACTIONS	(237.8)	168.9	81.4	403.8
NET INCREASE IN NET ASSETS	124.6	1,365.1	3,501.4	3,036.5
NET ASSETS
Beginning of period	31,448.8	24,915.3	28,072.0	23,243.9
End of period	$ 31,573.4	$ 26,280.4	$ 31,573.4	$ 26,280.4