Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 361.5	$ 216.9
Accounts receivable, net of allowance for doubtful accounts and customer deductions of $13.6 million and $12.6 million as of December 31, 2018 and 2017, respectively	901.9	830.7
Inventories	795.6	762.5
Prepaid expenses and other current assets	39.4	35.5
Federal and state income taxes receivable	16.7	69.5
Total current assets	2,115.1	1,915.1
Property, plant and equipment, net	3,108.6	2,924.9
Goodwill	917.3	883.2
Other intangible assets, net	378.2	410.0
Other long-term assets	50.5	64.3
Total assets	6,569.7	6,197.5
Current liabilities:
Current maturities of long-term debt	0.0	150.0
Capital lease obligations	1.4	1.3
Accounts payable	382.2	402.9
Dividends payable	76.1	60.5
Accrued liabilities	222.4	203.2
Accrued interest	11.5	14.8
Total current liabilities	693.6	832.7
Long-term liabilities:
Long-term debt	2,483.7	2,480.4
Capital lease obligations	17.6	19.0
Deferred income taxes	285.2	239.5
Compensation and benefits	357.5	372.5
Other long-term liabilities	59.7	70.8
Total long-term liabilities	3,203.7	3,182.2
Commitments and contingent liabilities
Stockholders' equity:
Common stock, par value $0.01 per share, 300.0 million shares authorized, 94.5 million and 94.3 million shares issued as of December 31, 2018 and 2017, respectively	0.9	0.9
Additional paid in capital	494.5	471.2
Retained earnings	2,315.8	1,867.4
Accumulated other comprehensive loss	(138.8)	(156.9)
Total stockholders' equity	2,672.4	2,182.6
Total liabilities and stockholders' equity	$ 6,569.7	$ 6,197.5