Accrued Expenses (Tables)

12 Months Ended

Dec. 31, 2020

Text Block [Abstract]

Summary of Other Accrued Expenses

A summary of other accrued expenses at December 31 follows (dollars in millions):

	2020		2019
Professional liability risks	$	477	$	457
Defined contribution benefit plan		547		528
Right-of-use operating lease		379		350
Taxes other than income		343		325
Interest		315		368
Government stimulus refund liability		83		—
Other		1,096		904
	$	3,240	$	2,932