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Business Combinations (Tables) - Explosive Trace Detection Business ("ETD") | 6 Months Ended
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Dec. 31, 2017
Business Combinations |
Schedule of assets acquired and liabilities assumed | Further potential adjustments made could be material in relation to these preliminary values below (amounts in thousands):
Cash and cash equivalents |  | $ | 4 |
Accounts receivable |  | 12,113 |
Inventories |  | 12,217 |
Property and equipment |  | 1,599 |
Intangible assets |  | 30,040 |
Other long-term assets |  | 301 |
Accounts payable |  | (4,784 | )
Accrued payroll and related expenses |  | (2,339 | )
Deferred revenues — current |  | (2,011 | )
Accrued warranties |  | (1,629 | )
Other accrued expenses and current liabilities |  | (1,376 | )
Net assets acquired |  | 44,135 |
Goodwill |  | 36,332 |
Total consideration |  | $ | 80,467 |
Summary of the fair value of acquired identifiable intangible assets as of the acquisition date | The following table summarizes the fair value of acquired identifiable intangible assets as of the acquisition date (amounts in thousands):
|  | Weighted |  |  |
|  | Average |  | Fair |
|  | Lives |  | Value |
Amortizable assets: |  |  |  |  |
Developed technology |  | 10 years |  | $ | 13,220 |
Customer relationships |  | 8 years |  | 12,920 |
Backlog |  | 2 years |  | 3,500 |
Total amortizable assets |  |  |  | 29,640 |
Non-amortizable asset — IPR&D |  |  |  | 400 |
Total intangible assets |  |  |  | $ | 30,040 |
Unaudited pro forma results of operations assuming the ETD acquisition had occurred on July 1, 2016 | The following unaudited pro forma results of operations assume the ETD acquisition had occurred on July 1, 2016 (in thousands):
|  | Three Months Ended December 31, |  | Six Months Ended December 31, |
|  | 2016 |  | 2017 |  | 2016 |  | 2017 |
Revenues |  | $ | 266,167 |  | $ | 277,528 |  | $ | 502,918 |  | $ | 534,661 |
Income from operations |  | $ | 13,328 |  | $ | 18,147 |  | $ | 17,769 |  | $ | 37,541 |

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