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Quarterly Information (unaudited) (Tables) | 12 Months Ended
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May 31, 2014
Quarterly Financial Information Disclosure [Abstract] |
Schedule of Error Corrections and Prior Period Adjustments [Table Text Block] | The following table summarizes the impact of immaterial errors in the Company's consolidated statements of operations, consolidated balance sheets and consolidated statements of cash flows for the period ended February 28, 2014:
(In thousands, except per share data) | As Previously Reported |  | Adjustments |  | As Revised
Quarter Ended February 28, 2014 |  |  |  |  |
Consolidated Statement of Operations |  |  |  |  |
Cost of sales | $ | 42,560 |  |  | 717 |  |  | 43,277 |
Gross profit | 45,635 |  |  | (717 | ) |  | 44,918 |
Operating income | 7,569 |  |  | (717 | ) |  | 6,852 |
Income before income tax provision | 5,584 |  |  | (717 | ) |  | 4,867 |
Income tax expense | 476 |  |  | (300 | ) |  | 176 |
Net income | 5,108 |  |  | (417 | ) |  | 4,691 |
Income per common share | 0.15 |  |  | (0.01 | ) |  | 0.14 |
Income per diluted share | 0.14 |  |  | (0.01 | ) |  | 0.13 |
As of February 28, 2014 |  |  |  |  |
Consolidated Balance Sheets |  |  |  |  |
Inventory, net | 59,834 |  |  | (717 | ) |  | 59,117 |
Income tax payable | 879 |  |  | (300 | ) |  | 579 |
Nine Months Ended February 28, 2014 |  |  |  |  |
Consolidated Statement of Cash Flows |  |  |  |  |
Net income | 5,108 |  |  | (417 | ) |  | 4,691 |
Change in inventories | (4,225 | ) |  | 717 |  |  | (3,508 | )
Accounts payable, accrued and other liabilities | 2,699 |  |  | (300 | ) |  | 2,399 |
Net cash provided by operating activities | $ | 15,174 |  |  | — |  | $ | 15,174 |
Summary of Quarterly Financial Information | Quarterly results of operations during the fiscal years ended 2014 and 2013 are as follows:
| 2014
| First quarter |  | Second quarter |  | Third quarter |  | Fourth quarter
| (in thousands, except per share data)
Net sales | $ | 83,579 |  |  | $ | 88,616 |  |  | $ | 88,195 |  |  | $ | 94,065 |
Gross profit | 42,482 |  |  | 44,930 |  |  | 44,918 |  |  | 47,531 |
Net income (loss) | (426 | ) |  | (99 | ) |  | 4,691 |  |  | (1,078 | )
Earnings per common share |  |  |  |  |  |  |
Basic | (0.01 | ) |  | — |  |  | 0.14 |  |  | (0.03 | )
Diluted | (0.01 | ) |  | — |  |  | 0.13 |  |  | (0.03 | )
| 2013
| First quarter |  | Second quarter |  | Third quarter |  | Fourth quarter
| (in thousands, except per share data)
Net sales | $ | 83,406 |  |  | $ | 87,007 |  |  | $ | 81,571 |  |  | $ | 90,042 |
Gross profit | 39,459 |  |  | 44,088 |  |  | 41,201 |  |  | 44,241 |
Net income (loss) | (721 | ) |  | 1,969 |  |  | (992 | ) |  | (868 | )
Earnings per common share |  |  |  |  |  |  |
Basic | (0.02 | ) |  | 0.06 |  |  | (0.03 | ) |  | (0.03 | )
Diluted | (0.02 | ) |  | 0.06 |  |  | (0.03 | ) |  | (0.03 | )

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- Definition Tabular disclosure of prior period adjustments to previously issued financial statements including (1) the effect of the correction on each financial statement line item and any per-share amounts affected for each prior period presented (2) the cumulative effect of the change on retained earnings or other appropriate components of equity or net assets in the statement of financial position, as of the beginning of the earliest period presented, and (3) the effect of the prior period adjustments (both gross and net of applicable income tax) on the net income of each prior period presented in the entity's annual report for the year in which the adjustments are made. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22644-107794 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22663-107794 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=28359718&loc=d3e22658-107794 + Details
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- 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=35737889&loc=d3e1280-108306 + Details
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