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Condensed Consolidated Statements of Income (unaudited) - USD ($) shares in Thousands, $ in Millions | 3 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016
Income Statement [Abstract] |  |
Revenues | $ 2,125.2 | $ 1,679.5
Costs and expenses: |  |
Cost of sales (excluding depreciation shown below) | 1,137.4 | 647.4
Operating and administrative expenses | 490.1 | 468.5
Depreciation | 95.5 | 83.7
Amortization | 14.8 | 14.4
Other operating income, net | (4.4) | (0.7)
Total costs and expenses | 1,733.4 | 1,213.3
Operating income | 391.8 | 466.2
Income (loss) from equity investees | 1.0 | (0.2)
Loss on extinguishments of debt | 0.0 | (33.2)
(Losses) gains on foreign currency contracts, net | (4.8) | 1.3
Interest expense | (58.2) | (55.4)
Income (loss) before income taxes | 329.8 | 378.7
Income tax benefit (expense) | 104.4 | (87.8)
Net income including noncontrolling interests | 434.2 | 290.9
Deduct net income attributable to noncontrolling interests, principally in AmeriGas Partners | (68.3) | (60.2)
Net income attributable to UGI Corporation | $ 365.9 | $ 230.7
Earnings per common share attributable to UGI Corporation stockholders |  |
Basic (in dollars per share) | $ 2.11 | $ 1.33
Diluted (in dollars per share) | $ 2.07 | $ 1.30
Weighted average common shares outstanding (thousands) |  |
Basic (in shares) | 173,670 | 173,512
Diluted (in shares) | 176,948 | 176,984
Dividends declared per common share (in dollars per share) | $ 0.25 | $ 0.2375

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