CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($) $ in Millions	Sep. 30, 2018	[1]	Dec. 31, 2017	[2]
Current assets:
Cash and cash equivalents	$ 206.9		$ 212.2
Short-term investments, at cost which approximates market	4.3		2.7
Accounts receivable, net	410.5		383.0
Inventories	243.4		219.3
Prepaid expenses and other current assets	38.5		35.0
Total current assets	903.6		852.2
Property, plant and equipment	2,254.5		2,219.6
Less accumulated depreciation and depletion	(1,148.1)		(1,158.3)
Property, plant and equipment, net	1,106.4		1,061.3
Goodwill	808.1		779.3
Intangible assets	210.3		196.5
Deferred income taxes	26.1		25.6
Other assets and deferred charges	58.0		55.5
Total assets	3,112.5		2,970.4
Current liabilities:
Short-term debt	108.3		6.3
Current maturities of long-term debt	3.0		3.8
Accounts payable	184.7		179.0
Other current liabilities	124.0		120.9
Total current liabilities	420.0		310.0
Long-term debt, net of unamortized discount and deferred financing costs	946.1		959.8
Deferred income taxes	164.5		159.4
Accrued pension and post-retirement benefits	136.4		155.0
Other non-current liabilities	103.9		107.1
Total liabilities	1,770.9		1,691.3
Shareholders' equity:
Common stock	4.9		4.9
Additional paid-in capital	429.6		422.7
Retained earnings	1,727.9		1,607.2
Accumulated other comprehensive loss	(238.8)		(186.1)
Less common stock held in treasury	(613.4)		(597.0)
Total MTI shareholders' equity	1,310.2		1,251.7
Non-controlling interests	31.4		27.4
Total shareholders' equity	1,341.6		1,279.1
Total liabilities and shareholders' equity	$ 3,112.5		$ 2,970.4

[1] Unaudited

[2] Condensed from audited financial statements