Lines of Credit and Financing Arrangements (Tables)

6 Months Ended

Jun. 30, 2021

Debt Disclosure [Abstract]

Summary of outstanding debt obligations

The following table summarizes our outstanding debt obligations and their classification in the accompanying Consolidated Balance Sheets (in millions):

	As of June 30, 2021		As of December 31, 2020
Current maturities of long-term debt:
Asset securitization program	$	255.0	$	—
Finance lease obligations	11.0		10.1
Debt issuance costs	(0.1)		(0.2)
Total current maturities of long-term debt	$	265.9	$	9.9
Long-Term Debt:
Finance lease obligations	30.3		29.3
Domestic credit facility	4.5		—
Senior unsecured notes	950.0		950.0
Debt issuance costs	(7.4)		(8.6)
Total long-term debt	$	977.4	$	970.7
Total debt	$	1,243.3	$	980.6

Eligible amounts available and beneficial interests sold

	As of June 30, 2021		As of December 31, 2020
Eligible amount available under the ASP on qualified accounts receivable	$	320.0	$	279.1
Less: Beneficial interest transferred	(255.0)		—
Remaining amount available	$	65.0	$	279.1

Summary of weighted average borrowing rate facility

Our weighted average borrowing rate on the facility was as follows:

	As of June 30, 2021		As of December 31, 2020
Weighted average borrowing rate	1.63	%	—	%