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Segment Information (Tables) | 9 Months Ended
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Sep. 30, 2021
Segment Reporting Information, Revenue for Reportable Segment [Abstract] |
Revenue from External Customers by Geographic Areas | The following table presents revenue from separative work units (“SWU”) and uranium sales disaggregated by geographical region based on the billing addresses of customers (in millions):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
United States | $ | 13.8 |  |  | $ | 18.7 |  |  | $ | 68.6 |  |  | $ | 66.7 |
Foreign | 18.2 |  |  | — |  |  | 46.7 |  |  | 46.1 |
Revenue - SWU and uranium | $ | 32.0 |  |  | $ | 18.7 |  |  | $ | 115.3 |  |  | $ | 112.8 |
Segment Reporting Information | The following table presents the Company’s segment information (in millions):
| Three Months Ended September 30, |  | Nine Months Ended September 30,
| 2021 |  | 2020 |  | 2021 |  | 2020
Revenue |  |  |  |  |  |  |
LEU segment: |  |  |  |  |  |  |
Separative work units | $ | 19.1 |  |  | $ | 0.1 |  |  | $ | 102.4 |  |  | $ | 89.4 |
Uranium | 12.9 |  |  | 18.6 |  |  | 12.9 |  |  | 23.4 |
Total | 32.0 |  |  | 18.7 |  |  | 115.3 |  |  | 112.8 |
Technical solutions segment | 59.3 |  |  | 14.9 |  |  | 94.0 |  |  | 41.5 |
Total revenue | $ | 91.3 |  |  | $ | 33.6 |  |  | $ | 209.3 |  |  | $ | 154.3 |
Segment Gross Profit (Loss) |  |  |  |  |  |  |
LEU segment | $ | 8.3 |  |  | $ | (0.9) |  |  | $ | 39.2 |  |  | $ | 61.0 |
Technical solutions segment | 41.2 |  |  | 0.1 |  |  | 39.1 |  |  | 1.6 |
Gross profit | $ | 49.5 |  |  | $ | (0.8) |  |  | $ | 78.3 |  |  | $ | 62.6 |

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- Definition Tabular disclosure of the profit or loss and total assets for each reportable segment. An entity discloses certain information on each reportable segment if the amounts (a) are included in the measure of segment profit or loss reviewed by the chief operating decision maker or (b) are otherwise regularly provided to the chief operating decision maker, even if not included in that measure of segment profit or loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8736-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8813-108599 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8906-108599 + Details
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