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Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions | Dec. 31, 2015 | Dec. 31, 2014
--- | --- | ---
Current assets |  |
Accounts and notes receivable, allowances | $ 13.8 | $ 16.3
Current liabilities |  |
Current maturities of long-term debt | $ 6.0 | $ 5.5
Shareholders' equity |  |
Common stock, shares authorized (in shares) | 200,000,000 | 200,000,000
Common stock, par value (in dollars per share) | $ 0.75 | $ 0.75
Common stock, shares issued (in shares) | 102,538,000 | 102,538,000
Common stock, shares outstanding | 90,813,000 | 92,694,000
Treasury stock, shares (in shares) | 11,725,000 | 9,844,000

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