Underwriting, Acquisition and Insurance Expenses (Tables)

12 Months Ended

Dec. 31, 2021

Underwriting Acquisition And Insurance Expenses [Abstract]

Underwriting, Acquisition and Insurance Expenses

Underwriting, acquisition and insurance expenses were as follows:

	For the Years Ended December 31,
(in millions)	2021		2020		2019
Commissions	$	289.5	$	268.0	$	241.3
Other underwriting and insurance expenses	428.6		409.0		412.3
Total	718.1		677.0		653.6
Net deferral of policy acquisition costs	(15.8)		(9.3)		12.4
Total underwriting, acquisition and insurance expenses	$	702.3	$	667.7	$	666.0