Statutory Accounting Information (Tables)

12 Months Ended

Dec. 31, 2020

Staturory Accounting Information [Abstract]

Statutory Net Income And Statutory Surplus

The statutory net income and statutory capital and surplus are presented below:

(Dollars in millions)	Net income						Capital and surplus
	Years ended December 31,						At December 31,
	2020		2019		2018		2020		2019
The Cincinnati Insurance Company	$	466	$	558	$	626	$	5,838	$	5,620
The Cincinnati Casualty Company	14		13		16		456		437
The Cincinnati Indemnity Company	3		3		5		115		111
The Cincinnati Specialty Underwriters Insurance Company	42		62		69		528		526
The Cincinnati Life Insurance Company	27		19		—		241		204