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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2016 | Mar. 31, 2015
Revenue: |  |
Contract services | $ 16.4 | $ 21.0
Total Revenue | 90.0 | 167.8
Cost of Sales: |  |
Separative work units and uranium | 65.5 | 139.6
Contract services | 8.7 | 21.3
Total cost of sales | 74.2 | 160.9
Gross profit (loss) | 15.8 | 6.9
Advanced technology costs | 12.0 | 1.8
Selling, general and administrative | 11.4 | 12.3
Amortization of intangible assets | 3.2 | 4.0
Special charges for workforce reductions | 0.0 | 0.6
Other (income) | (0.3) | (0.8)
Operating (loss) | (10.5) | (11.0)
Interest expense | 5.0 | 4.9
Interest (income) | (0.3) | (0.2)
Income (loss) before income taxes | (15.2) | (15.7)
Provision (benefit) for income taxes | (0.6) | (0.3)
Net income (loss) | $ (14.6) | $ (15.4)
Net income (loss) per share - basic and diluted | $ (1.60) | $ (1.71)
Weighted-average number of shares outstanding: |  |
Weighted Average Number of Shares Outstanding, Basic and Diluted | 9.1 | 9.0
Separative Work Units [Member] |  |
Revenue: |  |
Revenue, Goods | $ 59.3 | $ 103.6
Uranium [Member] |  |
Revenue: |  |
Revenue, Goods | $ 14.3 | $ 43.2

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