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Segment Reporting (Tables) | 12 Months Ended
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Jan. 31, 2018
Segment Reporting [Abstract] |
Reconciliation of Assets from Segment to Consolidated | Financial information by business segment is set forth below net of any allocations (in thousands):
| As of January 31, 2018 |  | As of January 31, 2017 |  | As of January 31, 2016
| Marine Technology Products |  | Equipment Leasing |  | Consolidated |  | Marine Technology Products |  | Equipment Leasing |  | Consolidated |  | Marine Technology Products |  | Equipment Leasing |  | Consolidated
Fixed assets, net | $ | 3,790 |  |  | $ | 19,161 |  |  | $ | 22,900 |  |  | $ | 4,036 |  |  | $ | 39,926 |  |  | $ | 43,838 |  |  | $ | 4,278 |  |  | $ | 69,238 |  |  | $ | 73,516 |
Intangible assets, net | 8,015 |  |  | — |  |  | 8,015 |  |  | 9,012 |  |  | — |  |  | 9,012 |  |  | 10,466 |  |  | — |  |  | 10,466 |
Goodwill | 2,531 |  |  | — |  |  | 2,531 |  |  | 3,997 |  |  | — |  |  | 3,997 |  |  | 4,155 |  |  | — |  |  | 4,155 |
Total Assets | 35,879 |  |  | 37,850 |  |  | 73,679 |  |  | 37,294 |  |  | 57,544 |  |  | 94,714 |  |  | 39,059 |  |  | 95,932 |  |  | 134,759 |
Reconciliation of Revenue from Segments to Consolidated |
| Year ended January 31,
| 2018 |  | 2017 |  | 2016
| Marine Technology Products |  | Equipment Leasing |  | Corporate expenses |  | Consolidated |  | Marine Technology Products |  | Equipment Leasing |  | Corporate expenses |  | Consolidated |  | Marine Technology Products |  | Equipment Leasing |  | Corporate expenses |  | Consolidated
Revenues | $ | 27,572 |  |  | $ | 20,919 |  |  | — |  |  | $ | 48,276 |  |  | $ | 25,100 |  |  | $ | 15,941 |  |  | $ | — |  |  | $ | 40,999 |  |  | $ | 25,350 |  |  | $ | 26,665 |  |  | $ | — |  |  | $ | 51,819 |
Interest expense, net | (18 | ) |  | 65 |  |  | — |  |  | 47 |  |  | (178 | ) |  | (465 | ) |  | — |  |  | (643 | ) |  | (239 | ) |  | (486 | ) |  | — |  |  | (725 | )
Operating (loss) income | (2,572 | ) |  | (13,930 | ) |  | (3,211 | ) |  | (19,708 | ) |  | (508 | ) |  | (27,782 | ) |  | (3,001 | ) |  | (31,290 | ) |  | 279 |  |  | (23,454 | ) |  | (3,702 | ) |  | (26,760 | )
Capital expenditures | 268 |  |  | 1,049 |  |  | — |  |  | 1,317 |  |  | 263 |  |  | 20 |  |  | — |  |  | 283 |  |  | 226 |  |  | 2,283 |  |  | — |  |  | 2,509 |
Depreciation and amortization expense | 1,991 |  |  | 14,652 |  |  | — |  |  | 16,637 |  |  | 2,054 |  |  | 26,221 |  |  | — |  |  | 28,275 |  |  | 1,741 |  |  | 30,370 |  |  | — |  |  | 32,111 |
Reconciliation of Operating Income (Loss) | A reconciliation of operating income is as follows (in thousands):
| Years Ended January 31,
| 2018 |  | 2017 |  | 2016
Marine Technology Products | $ | (2,572 | ) |  | $ | (508 | ) |  | $ | 279 |
Equipment Leasing | (13,930 | ) |  | (27,782 | ) |  | (23,454 | )
Corporate Expenses | (3,211 | ) |  | (3,001 | ) |  | (3,702 | )
Reconciling items: |  |  |  |  |
Elimination of loss from inter-company sales | 5 |  |  | 1 |  |  | 117 |
Consolidated operating income | $ | (19,708 | ) |  | $ | (31,290 | ) |  | $ | (26,760 | )

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- Definition Tabular disclosure of the reconciliation of profit (loss) from reportable segments to the consolidated income (loss) before income tax expense (benefit) and discontinued operations. Includes, but is not limited to, reconciliation after income tax if income tax is allocated to the reportable segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8924-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 + Details
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- Definition Tabular disclosure of all significant reconciling items in the reconciliation of total revenues from reportable segments to the entity's consolidated revenues. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 31 -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8924-108599 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 30 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=68060357&loc=d3e8906-108599 + Details
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