Deferred Acquisition Costs

9 Months Ended

Sep. 30, 2021

Insurance [Abstract]

Deferred Acquisition Costs

Deferred Acquisition Costs

The balances of, and changes, in deferred acquisition costs were as follows (in millions):

	Nine Months Ended September 30,
	2021		2020
Balance, beginning of period	$	13,897.0	$	12,336.8
Deferrals of acquisition costs	592.1		537.7
Amortization	(551.1)		854.4
Write-off of amortization related to Athene transaction	—		(625.8)
Unrealized investment (gains) losses	78.8		271.2
Balance, end of period	$	14,016.8	$	13,374.3