Deferred Acquisition Costs (Tables)

12 Months Ended

Dec. 31, 2020

Deferred Policy Acquisition Costs Disclosures [Abstract]

Schedule Of Deferred Acquisition Costs

Information about deferred acquisition costs is as follows as of the dates indicated:

	December 31,
	2020		2019		2018
Beginning balance	$	6,668.0	$	5,103.0	$	3,484.5
Costs deferred	3,736.1		3,747.3		3,094.0
Amortization	(2,830.6)		(2,182.3)		(1,475.5)
Ending balance	$	7,573.5	$	6,668.0	$	5,103.0