Short-term Debt and Lines of Credit (Tables)

3 Months Ended

Mar. 31, 2016

Short-term Debt [Abstract]

Short-term notes payable balances and their corresponding weighted average interest rates

The following table shows our short-term borrowings:

(in millions, except percentages)	March 31, 2016			December 31, 2015
Commercial paper
Amount outstanding	$	192.0		$	144.0
Weighted-average interest rate on amounts outstanding	0.47		%	0.70		%

Schedule of revolving credit facilities and remaining available capacity

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:

(in millions)	Maturity	March 31, 2016
Revolving credit facility	December 2020	$	500.0
Total short-term credit capacity		$	500.0
Less:
Letters of credit issued inside credit facility		$	18.0
Commercial paper outstanding		192.0
Available capacity under existing agreement		$	290.0