Premiums Receivable and Other Insurance Assets (Tables)

12 Months Ended

Dec. 31, 2021

Premiums Receivable Disclosure [Abstract]

Premiums Receivable and Other Insurance Assets

Premiums receivable and other insurance assets consisted of the following.

December 31, ($ in millions)	2021		2020
Prepaid reinsurance premiums	$	549	$	554
Reinsurance recoverable on unpaid losses	81		90
Reinsurance recoverable on paid losses	23		23
Premiums receivable	97		100
Deferred policy acquisition costs	1,974		1,912
Total premiums receivable and other insurance assets	$	2,724	$	2,679