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Segment Reporting (Tables) | 12 Months Ended
--- | ---
Jan. 31, 2013
Segment Reporting Information [Line Items] |
Reconciliation of income (loss) before taxes |
|  | Years Ended January 31, |
|  | 2013 |  |  | 2012 |  |  | 2011 |
Equipment Leasing |  | $ | 2,865 |  |  | $ | 24,081 |  |  | $ | 1,527 |
Seamap |  |  | 10,835 |  |  |  | 10,195 |  |  |  | 5,402 |
Reconciling items: |  |  |  |  |  |  |  |  |  |  |  |
Elimination of (profit) loss from inter-company sales |  |  | (176 | ) |  |  | 54 |  |  |  | (135 | )
Consolidated income before taxes |  | $ | 13,524 |  |  | $ | 34,330 |  |  | $ | 6,794 |
Assets [Member] |
Segment Reporting Information [Line Items] |
Financial information by business segment |
|  | As of January 31, 2013 |  |  | As of January 31, 2012 |  |  | As of January 31, 2011 |
|  | Equipment Leasing |  |  | Seamap |  |  | Consolidated |  |  | Equipment Leasing |  |  | Seamap |  |  | Consolidated |  |  | Equipment Leasing |  |  | Seamap |  |  | Consolidated |
Fixed assets, net |  | $ | 118,801 |  |  | $ | 807 |  |  | $ | 119,608 |  |  | $ | 119,824 |  |  | $ | 553 |  |  | $ | 120,377 |  |  | $ | 78,586 |  |  | $ | 509 |  |  | $ | 79,095 |
Intangible assets, net |  |  | 2,111 |  |  |  | 1,878 |  |  |  | 3,989 |  |  |  | 2,511 |  |  |  | 2,185 |  |  |  | 4,696 |  |  |  | 2,936 |  |  |  | 2,422 |  |  |  | 5,358 |
Goodwill |  |  | — |  |  |  | 4,320 |  |  |  | 4,320 |  |  |  | — |  |  |  | 4,320 |  |  |  | 4,320 |  |  |  | — |  |  |  | 4,320 |  |  |  | 4,320 |
Total Assets |  |  | 171,971 |  |  |  | 18,578 |  |  |  | 190,407 |  |  |  | 175,930 |  |  |  | 22,630 |  |  |  | 198,229 |  |  |  | 118,929 |  |  |  | 19,569 |  |  |  | 137,971 |
Revenue [Member] |
Segment Reporting Information [Line Items] |
Financial information by business segment |
|  | Years Ended January 31, |
|  | 2013 |  |  | 2012 |  |  | 2011 |
|  | Equipment Leasing |  |  | Seamap |  |  | Consolidated |  |  | Equipment Leasing |  |  | Seamap |  |  | Consolidated |  |  | Equipment Leasing |  |  | Seamap |  |  | Consolidated |
Revenues |  | $ | 73,516 |  |  | $ | 32,210 |  |  | $ | 104,685 |  |  | $ | 84,428 |  |  | $ | 28,703 |  |  | $ | 112,834 |  |  | $ | 50,018 |  |  | $ | 22,462 |  |  | $ | 71,363 |
Interest income (expense), net |  |  | 11 |  |  |  | — |  |  |  | 11 |  |  |  | (397 | ) |  |  | 1 |  |  |  | (396 | ) |  |  | (470 | ) |  |  | (3 | ) |  |  | (473 | )
Income before taxes |  |  | 2,865 |  |  |  | 10,835 |  |  |  | 13,524 |  |  |  | 24,081 |  |  |  | 10,195 |  |  |  | 34,330 |  |  |  | 1,527 |  |  |  | 5,402 |  |  |  | 6,794 |
Capital expenditures |  |  | 45,181 |  |  |  | 478 |  |  |  | 45,659 |  |  |  | 63,198 |  |  |  | 469 |  |  |  | 63,667 |  |  |  | 32,876 |  |  |  | 243 |  |  |  | 33,119 |
Depreciation and amortization expense |  |  | 34,320 |  |  |  | 619 |  |  |  | 34,939 |  |  |  | 28,215 |  |  |  | 559 |  |  |  | 28,774 |  |  |  | 22,120 |  |  |  | 597 |  |  |  | 22,717 |

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- Definition Tabular disclosure of all significant reconciling items in the reconciliation of total profit or loss from reportable segments, to the entity's consolidated income before income taxes, extraordinary items, and discontinued operations. + 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=6534315&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=6534315&loc=d3e8906-108599 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 32 -Subparagraph b -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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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 22 -URI http://asc.fasb.org/extlink&oid=6534315&loc=d3e8736-108599 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=6534315&loc=d3e8813-108599 Reference 3: 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=14024403&loc=d3e13816-109267 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 131 -Paragraph 27, 28 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 5: 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=6534315&loc=d3e8906-108599 Reference 6: 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=6534315&loc=d3e8721-108599 + Details
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