Debt and Financing Arrangements (Tables)

9 Months Ended

Sep. 30, 2023

Debt Disclosure [Abstract]

Schedule of Long Term Debt

Long-term debt consists of the following (in millions):

	Maturity	September 30, 2023		December 31, 2022
Senior notes at 3.35%	2026	$	398.4	$	397.9
Senior notes at 3.15%	2027	297.9		297.5
Senior notes at 3.50%	2028	446.8		446.2
Senior notes at 2.300%	2031	296.6		296.3
TOTAL LONG-TERM DEBT(a)		$	1,439.7	$	1,437.9

(a)Long-term debt is presented net of debt issuance costs and unamortized discounts.