Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 116.9	$ 112.7
Trade accounts receivable, net of allowance for doubtful accounts of $11.9 and $11.2, respectively	607.8	499.7
Inventories	1,092.9	993.0
Prepaid income taxes	0.0	12.9
Other current assets	118.1	102.5
Total current assets	1,935.7	1,720.8
Property and equipment, net	893.6	899.7
Other assets	81.2	48.4
Total assets	2,910.5	2,668.9
Current liabilities:
Current portion of debt	3.0	10.5
Accounts payable	147.5	108.8
Accrued expenses	194.0	156.4
Income taxes payable	6.5	0.0
Total current liabilities	351.0	275.7
Long-term debt	412.0	379.5
Deferred income tax liabilities	50.6	80.6
Commitments and contingencies (Notes 5, 9, 10, and 11)
Stockholders' equity:
Preferred stock: $0.01 par value, 5,000,000 shares authorized, no shares issued or outstanding	0.0	0.0
Common stock: $0.01 par value, 400,000,000 shares authorized, 287,591,536 and 289,161,924 shares issued and outstanding, respectively	2.9	2.9
Additional paid-in capital	8.5	37.4
Retained earnings	2,110.6	1,940.1
Accumulated other comprehensive loss	(25.1)	(47.3)
Total stockholders' equity	2,096.9	1,933.1
Total liabilities and stockholders' equity	$ 2,910.5	$ 2,668.9