Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2023

Retirement Benefits [Abstract]

Components of Net Pension (Income) Expense

The following information details the components of net pension (income) expense for the Company’s defined benefit plans:

	Three Months Ended						Nine Months Ended
	September 30						September 30
	2023			2022			2023			2022
Service cost	$	23.5		$	37.7		$	70.4		$	113.5
Interest on projected benefit obligation		32.0			21.0			95.7			63.9
Expected return on assets		(57.8	)		(53.2	)		(172.9	)		(162.0	)
Amortization of prior service costs		.3			.2			1.0			.5
Recognized actuarial loss		1.3			7.1			3.7			21.7
Net pension (income) expense	$	(.7	)	$	12.8		$	(2.1	)	$	37.6