XML 96 R38.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Quarterly Financial Data (Unaudited) (Tables) | 12 Months Ended
--- | ---
Jan. 31, 2013
Quarterly Financial Data (Unaudited) [Abstract] |
Schedule of quarterly financial data (Unaudited) |
|  | Quarters Ended |
|  | Fiscal Year |  |  | April 30 |  |  | July 31 |  |  | October 31 |  |  | January 31 |
Net revenues: |  |  | 2013 |  |  | $ | 34,630 |  |  | $ | 23,080 |  |  | $ | 18,574 |  |  | $ | 28,401 |
|  |  | 2012 |  |  | $ | 26,502 |  |  | $ | 21,278 |  |  | $ | 28,020 |  |  | $ | 37,034 |
Gross profit: |  |  | 2013 |  |  | $ | 16,887 |  |  | $ | 7,400 |  |  | $ | 4,353 |  |  | $ | 8,773 |
|  |  | 2012 |  |  | $ | 13,925 |  |  | $ | 8,213 |  |  | $ | 14,345 |  |  | $ | 21,269 |
Income (loss) before income taxes: |  |  | 2013 |  |  | $ | 11,063 |  |  | $ | 1,274 |  |  | $ | (2,178 | ) |  | $ | 3,365 |
|  |  | 2012 |  |  | $ | 8,461 |  |  | $ | 2,168 |  |  | $ | 9,056 |  |  | $ | 14,645 |
Incomes taxes (benefit): |  |  | 2013 |  |  | $ | 2,607 |  |  | $ | (5,128 | ) |  | $ | (956 | ) |  | $ | (50 | )
|  |  | 2012 |  |  | $ | 2,368 |  |  | $ | 868 |  |  | $ | 2,293 |  |  | $ | 4,480 |
Net income (loss): |  |  | 2013 |  |  | $ | 8,456 |  |  | $ | 6,402 |  |  | $ | (1,222 | ) |  | $ | 3,415 |
|  |  | 2012 |  |  | $ | 6,093 |  |  | $ | 1,300 |  |  | $ | 6,763 |  |  | $ | 10,165 |
Income per common share—basic: |  |  | 2013 |  |  | $ | 0.67 |  |  | $ | 0.51 |  |  | $ | (0.10 | ) |  | $ | 0.27 |
|  |  | 2012 |  |  | $ | 0.61 |  |  | $ | 0.12 |  |  | $ | 0.55 |  |  | $ | 0.82 |
Income per common share—diluted: |  |  | 2013 |  |  | $ | 0.63 |  |  | $ | 0.48 |  |  | $ | (0.09 | ) |  | $ | 0.26 |
|  |  | 2012 |  |  | $ | 0.58 |  |  | $ | 0.11 |  |  | $ | 0.52 |  |  | $ | 0.77 |

X
- Details
Name: | us-gaap_QuarterlyFinancialInformationDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the quarterly financial data in the annual financial statements. The disclosure includes financial information for each fiscal quarter for the current and previous year, including revenues, gross profit, income (loss) before extraordinary items and cumulative effect of a change in accounting principle and earnings per share data. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a)-(j) -URI http://asc.fasb.org/extlink&oid=20225539&loc=d3e1280-108306 + Details
Name: | us-gaap_ScheduleOfQuarterlyFinancialInformationTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration