Supplemental Balance Sheet Information (Tables)

6 Months Ended

Jun. 30, 2018

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Supplemental Balance Sheet Disclosures

emental Balance Sheet Information

	June 30, 2019			December 31, 2018
	(In millions of dollars)
Cash and Cash Equivalents
Cash and money market funds	$	32.2		$	22.9
Commercial paper	90.2			102.7
Total	$	122.4		$	125.6
Trade Receivables, Net
Billed trade receivables	$	178.9		$	179.5
Unbilled trade receivables	—			1.1
Trade receivables, gross	178.9			180.6
Allowance for doubtful receivables	(0.8		)	(0.8		)
Trade receivables, net	$	178.1		$	179.8
Inventories
Finished products	$	44.2		$	48.0
Work-in-process	98.5			85.6
Raw materials	81.0			75.0
Operating supplies	7.4			6.5
Total	$	231.1		$	215.1
Property, Plant and Equipment, Net
Land and improvements	$	21.4		$	21.4
Buildings and leasehold improvements	98.7			97.0
Machinery and equipment	783.6			755.6
Construction in progress	38.1			43.6
Property, plant and equipment, gross	941.8			917.6
Accumulated depreciation	(329.6		)	(307.4		)
Assets held for sale	1.6			1.6
Property, plant and equipment, net	$	613.8		$	611.8
Other Accrued Liabilities
Uncleared cash disbursements	$	3.5		$	4.8
Accrued income taxes and taxes payable	7.8			6.5
Accrued annual contribution to Salaried VEBA	—			2.1
Accrued interest	2.9			2.9
Other – Note 5	33.0			27.7
Total	$	47.2		$	44.0

	June 30, 2019		December 31, 2018
	(In millions of dollars)
Long-Term Liabilities
Workers' compensation accruals	$	25.9	$	24.6
Long-term environmental accrual – Note 7	12.6		14.3
Other long-term liabilities	24.7		27.5
Total	$	63.2	$	66.4