Other Financial Statement Disclosures (Tables)

3 Months Ended

Mar. 31, 2018

Other Financial Statement Disclosures [Abstract]

Components of Receivables - Trade and Other

The following table sets forth the components of Receivables - trade and other (in millions):

	March 31, 2018		December 31, 2017
Trade	$	187.8	$	195.8
Income tax	8.0		8.0
Other	7.0		9.0
Total Receivables - trade and other	$	202.8	$	212.8

Schedule of Accrued Liabilities

The following table sets forth the components of Accrued liabilities (in millions):

	March 31, 2018		December 31, 2017
Pension and other postretirement benefits	$	22.1	$	27.0
Compensation and related employee costs	45.6		69.0
Interest	40.9		32.0
Income taxes	12.0		15.4
Other	19.1		15.7
Total Accrued liabilities	$	139.7	$	159.1

Schedule of Long-term Debt

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

	March 31, 2018		December 31, 2017
7.875% Senior Notes, due August 2019 ($201.4 million principal amount; 8.0% effective rate)	$	200.9	$	200.9
4.875% Senior Notes, due June 2022 ($620.8 million principal amount; 4.7% effective rate)	624.4		624.6
4.75% Senior Notes, due January 2024 ($398.1 million principal amount; 4.8% effective rate)	396.0		395.9
7.375% Senior Notes, due June 2025 ($500 million principal amount; 7.4% effective rate)	497.6		497.5
5.4% Senior Notes, due December 2042 ($400 million principal amount; 5.4% effective rate)	395.2		395.1
5.85% Senior Notes, due January 2044 ($400 million principal amount; 5.9% effective rate)	396.4		396.3
Total carrying value	$	2,510.5	$	2,510.3