Short-Term Debt and Lines of Credit (Tables)

12 Months Ended

Dec. 31, 2019

Short-term Debt [Abstract]

Short-term debt balances and their corresponding weighted-average interest rates

The following table shows our short-term borrowings and their corresponding weighted-average interest rates as of December 31:

(in millions, except percentages)	2019			2018
Commercial paper
Amount outstanding at December 31	$	115.5		$	134.9
Average interest rate on amounts outstanding at December 31	2.03		%	2.96		%

Schedule of Revolving Credit Facilities

The information in the table below relates to our revolving credit facility used to support our commercial paper borrowing program, including remaining available capacity under this facility as of December 31:

(in millions)	Maturity	2019
Revolving credit facility	October 2022	$	500.0
Less:
Letters of credit issued inside credit facility		$	1.0
Commercial paper outstanding		115.5
Available capacity under existing agreement		$	383.5