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Business Combinations (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Business Acquisition [Line Items] |  |
Schedule of Business Acquisitions, by Acquisition | The following reflects our allocation of purchase price:
| Fair Value |  | Weighted Average Useful Life
| In thousands |  | Years
Current Assets | $ | 88,395 |  |  |
Property, plant, and equipment | 27,670 |  |  | 6
Other long-term assets | 1,873 |  |  |
Identifiable intangible assets |  |  |
Core-developed technology | 81,900 |  |  | 5
Customer contracts and relationships | 134,000 |  |  | 10
Trademark and trade names | 10,800 |  |  | 3
Total identified intangible assets subject to amortization | 226,700 |  |  | 8
In-process research and development (IPR&D) | 14,400 |  |  |
Total identified intangible assets | 241,100 |  |  |
Goodwill | 569,772 |  |  |
Current liabilities | (93,129) |  |  |
Customer contracts and relationships | (23,900) |  |  | 5
Long-term liabilities | (2,565) |  |  |
Total net assets acquired | $ | 809,216 |  |  |
Business Acquisition, Pro Forma Information | The following supplemental pro forma results (unaudited) are based on the individual historical results of Itron and SSNI, with adjustments to give effect to the combined operations as if the acquisition had been consummated on January 1, 2017.
|  |  |  |  | Year Ended December 31, |  |
In thousands |  |  |  |  | 2018 |  | 2017
Revenues |  |  |  |  | $ | 2,376,117 |  |  | $ | 2,591,211 |
Net income (loss) |  |  |  |  | (84,602) |  |  | 27,289 |
SIlver Spring Networks, Inc. [Member] |  |
Business Acquisition [Line Items] |  |
Schedule Of Revenues and Earnings Attributable to an Acquired Business |  | The following table presents the revenues and net loss from SSNI operations that are included in our Consolidated Statements of Operations:
In thousands |  |  | January 5, 2018 - December 31, 2018
Revenues |  |  | $ | 352,996 |
Net income (loss) |  |  | (54,409) |

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