Employee Retirement Benefits

6 Months Ended

Jun. 30, 2021

Retirement Benefits [Abstract]

Employee Retirement Benefits

Employee Retirement Benefits

The following summarizes the components of net periodic benefit cost for our qualified and supplemental pension plans:

(Dollars in millions)	Three months ended June 30,				Six months ended June 30,
	2021		2020		2021		2020
Service cost	$	3	$	3	$	5	$	5
Non-service costs (benefit):
Interest cost	3		3		5		6
Expected return on plan assets	(6)		(6)		(11)		(11)
Amortization of actuarial loss and prior service cost	1		1		3		2
Other	—		—		2		—
Total non-service benefit	(2)		(2)		(1)		(3)
Net periodic benefit cost	$	1	$	1	$	4	$	2

See our 2020 Annual Report on Form 10-K, Item 8, Note 13, Employee Retirement Benefits, Page 169, for information on our retirement benefits. Service costs and non-service costs (benefit) are allocated in the same proportion primarily to the underwriting, acquisition and insurance expenses line item with the remainder allocated to the insurance losses and contract holders' benefits line item on the condensed consolidated statements of income for both 2021 and 2020.

We made matching contributions totaling $5 million and $4 million to our 401(k) and Top Hat savings plans during the second quarter of 2021 and 2020 and contributions of $11 million and $12 million for the first half of 2021 and 2020, respectively.We made no contributions to our qualified pension plan during the first six months of 2021.