Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Current assets:
Cash and cash equivalents	$ 239.3	$ 184.2
Accounts receivable, net of allowance for doubtful accounts and customer deductions of $10.1 million and $10.3 million as of December 31, 2016 and 2015, respectively	689.2	636.5
Inventories	723.6	676.8
Prepaid expenses and other current assets	30.3	28.8
Federal and state income taxes receivable	13.9	28.2
Total current assets	1,696.3	1,554.5
Property, plant, and equipment, net	2,895.7	2,832.1
Goodwill	737.9	544.0
Intangible assets, net	367.1	270.8
Other long-term assets	80.0	70.9
Total assets	5,777.0	5,272.3
Current liabilities:
Current maturities of long-term debt	25.8	6.5
Capital lease obligations	1.3	1.2
Accounts payable	323.8	294.2
Dividends payable	59.9	53.4
Accrued liabilities	201.2	193.5
Accrued interest	13.4	13.1
Total current liabilities	625.4	561.9
Long-term liabilities:
Long-term debt	2,620.0	2,290.4
Capital lease obligations	20.3	21.6
Deferred income taxes	334.7	347.0
Compensation and benefits	357.2	358.6
Other long-term liabilities	59.6	59.5
Total long-term liabilities	3,391.8	3,077.1
Commitments and contingent liabilities
Stockholders' equity:
Common stock, par value $0.01 per share, 300.0 million shares authorized, 94.2 million and 96.1 million shares issued as of December 31, 2016 and 2015, respectively	0.9	1.0
Additional paid in capital	451.4	439.9
Retained earnings	1,447.1	1,317.3
Accumulated other comprehensive loss	(139.6)	(124.9)
Total stockholders' equity	1,759.8	1,633.3
Total liabilities and stockholders' equity	$ 5,777.0	$ 5,272.3