Debt (Tables)

12 Months Ended

Dec. 31, 2019

Debt Disclosure [Abstract]

Schedule of debt instruments

Debt is composed of the following long term obligations.

December 31
(In millions)	2019		2018
Senior notes of CNAF:
5.875%, face amount of $500, due August 15, 2020(1)	$	—	$	499
5.750%, face amount of $400, due August 15, 2021	399		399
3.950%, face amount of $550, due May 15, 2024	548		547
4.500%, face amount of $500, due March 1, 2026	498		498
3.450%, face amount of $500, due August 15, 2027	496		495
3.900%, face amount of $500, due May 1, 2029	496		—
Debenture of CNAF, 7.250%, face amount of $243, due November 15, 2023	242		242
Total	$	2,679	$	2,680

(1)    The Company redeemed these notes in the second quarter of 2019.

Maturity of debt

The combined aggregate maturities for debt as of December 31, 2019 are presented in the following table.

(In millions)
2020	$	—
2021	400
2022	—
2023	243
2024	550
Thereafter	1,500
Less discount	(14		)
Total	$	2,679