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Segment and Geographic Information (Tables) | 12 Months Ended
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Sep. 30, 2017
Segment Reporting [Abstract] |
Summary of Company's Segment Information | The following tables summarize the Company’s segment information:
|  | YEAR ENDED SEPTEMBER 30, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
Revenue: |  |  |  |  |  |  |  |  |  |  |  |
Seismic |  | $ | 47,109 |  |  | $ | 33,792 |  |  | $ | 60,565 |
Non-seismic |  |  | 26,027 |  |  |  | 27,708 |  |  |  | 23,758 |
Corporate |  |  | 585 |  |  |  | 560 |  |  |  | 544 |
Total |  |  | 73,721 |  |  |  | 62,060 |  |  |  | 84,867 |
Income (loss) from operations: |  |  |  |  |  |  |  |  |  |  |  |
Seismic |  |  | (46,902 | ) |  |  | (47,690 | ) |  |  | (42,732 | )
Non-seismic |  |  | 4,153 |  |  |  | 4,093 |  |  |  | 3,031 |
Corporate |  |  | (11,574 | ) |  |  | (11,913 | ) |  |  | (12,854 | )
Total |  |  | (54,323 | ) |  |  | (55,510 | ) |  |  | (52,555 | )
Depreciation, impairment, inventory obsolescence and stock-based compensation expenses: |  |  |  |  |  |  |  |  |  |  |  |
Seismic |  |  | 47,620 |  |  |  | 34,945 |  |  |  | 23,696 |
Non-seismic |  |  | 785 |  |  |  | 746 |  |  |  | 505 |
Corporate |  |  | 1,895 |  |  |  | 1,847 |  |  |  | 1,728 |
Total |  |  | 50,300 |  |  |  | 37,538 |  |  |  | 25,929 |
Interest income: |  |  |  |  |  |  |  |  |  |  |  |
Seismic |  |  | 311 |  |  |  | 161 |  |  |  | 280 |
Non-seismic |  |  | — |  |  |  | 3 |  |  |  | 7 |
Corporate |  |  | 342 |  |  |  | 212 |  |  |  | 140 |
Total |  |  | 653 |  |  |  | 376 |  |  |  | 427 |
Interest expense: |  |  |  |  |  |  |  |  |  |  |  |
Seismic |  |  | — |  |  |  | — |  |  |  | — |
Non-seismic |  |  | — |  |  |  | — |  |  |  | — |
Corporate |  |  | 39 |  |  |  | 26 |  |  |  | 229 |
Total |  |  | 39 |  |  |  | 26 |  |  |  | 229 |
Details of Revenue | The Company generates revenue from product sales and rentals from its subsidiaries located in the United States, Canada, Colombia, the Russian Federation and the United Kingdom. Revenue information for the Company is as follows (in thousands):
|  | YEAR ENDED SEPTEMBER 30, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
United States |  | $ | 60,696 |  |  | $ | 56,094 |  |  | $ | 77,487 |
Canada |  |  | 12,157 |  |  |  | 3,028 |  |  |  | 4,796 |
Colombia |  |  | 558 |  |  |  | 556 |  |  |  | 609 |
Russian Federation |  |  | 2,566 |  |  |  | 4,254 |  |  |  | 5,554 |
United Kingdom |  |  | 2,892 |  |  |  | 2,120 |  |  |  | 2,644 |
Eliminations |  |  | (5,148 | ) |  |  | (3,992 | ) |  |  | (6,223 | )
|  | $ | 73,721 |  |  | $ | 62,060 |  |  | $ | 84,867 |
Summary of Revenue by Geographic Area | A summary of revenue by geographic area for fiscal years 2017, 2016 and 2015 is as follows (in thousands):
|  | YEAR ENDED SEPTEMBER 30, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
Asia (excluding Middle East) |  | $ | 7,924 |  |  | $ | 18,745 |  |  | $ | 8,755 |
Canada |  |  | 11,318 |  |  |  | 3,048 |  |  |  | 2,298 |
Europe |  |  | 3,883 |  |  |  | 4,219 |  |  |  | 13,672 |
Middle East |  |  | 609 |  |  |  | 1,749 |  |  |  | 2,024 |
United States |  |  | 47,966 |  |  |  | 32,317 |  |  |  | 50,101 |
Other |  |  | 2,021 |  |  |  | 1,982 |  |  |  | 8,017 |
|  | $ | 73,721 |  |  | $ | 62,060 |  |  | $ | 84,867 |
Long-lived Assets | Long-lived assets were as follows (in thousands):
|  | AS OF SEPTEMBER 30, |
|  | 2017 |  |  | 2016 |  |  | 2015 |
|  |  |  |  |  | (Restated) |  |  | (Restated) |
United States |  | $ | 108,021 |  |  | $ | 136,617 |  |  | $ | 162,548 |
Canada |  |  | 7,325 |  |  |  | 11,911 |  |  |  | 19,323 |
Colombia |  |  | 1,747 |  |  |  | 3,487 |  |  |  | 9,227 |
Russian Federation |  |  | 1,461 |  |  |  | 1,498 |  |  |  | 1,215 |
United Kingdom |  |  | 502 |  |  |  | 391 |  |  |  | 502 |
China |  |  | 14 |  |  |  | 14 |  |  |  | 14 |
|  | $ | 119,070 |  |  | $ | 153,918 |  |  | $ | 192,829 |

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8813-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8721-108599 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 22 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8736-108599 + Details
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