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Unaudited Quarterly Financial Data | 12 Months Ended
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Jul. 31, 2021
Selected Quarterly Financial Information [Abstract] |
Unaudited Quarterly Financial Data | Unaudited Quarterly Financial Data The following is a summary of unaudited quarterly operating results:
Fiscal 2021 |  | First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter |  | Total |  |
Net sales |  | $ | 135,218,000 |  |  | 161,292,000 |  |  | 139,376,000 |  |  | 145,809,000 |  |  | $ | 581,695,000 |  |  |
Gross profit |  | 50,208,000 |  |  | 55,680,000 |  |  | 53,016,000 |  |  | 55,054,000 |  |  | 213,958,000 |  |  |
Net (loss) income |  | (85,840,000) |  |  | 4,205,000 |  |  | 792,000 |  |  | 7,363,000 |  |  | (73,480,000) |  |  |
Diluted (loss) income per share |  | (3.39) |  |  | 0.17 |  |  | 0.03 |  |  | 0.28 |  |  | (2.86) |  |  | *
Fiscal 2020 |  | First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter |  | Total |  |
Net sales |  | $ | 170,267,000 |  |  | 161,654,000 |  |  | 135,121,000 |  |  | 149,673,000 |  |  | $ | 616,715,000 |  |  |
Gross profit |  | 63,567,000 |  |  | 60,602,000 |  |  | 53,001,000 |  |  | 49,663,000 |  |  | 226,833,000 |  |  |
Net income (loss) |  | 6,388,000 |  |  | 3,495,000 |  |  | (3,989,000) |  |  | 1,126,000 |  |  | 7,020,000 |  |  |
Diluted income (loss) per share |  | 0.26 |  |  | 0.14 |  |  | (0.16) |  |  | 0.04 |  |  | 0.28 |  |  | *
Fiscal 2019 |  | First Quarter |  | Second Quarter |  | Third Quarter |  | Fourth Quarter |  | Total |  |
Net sales |  | $ | 160,844,000 |  |  | 164,133,000 |  |  | 170,448,000 |  |  | 176,372,000 |  |  | $ | 671,797,000 |  |  |
Gross profit |  | 57,769,000 |  |  | 61,245,000 |  |  | 64,416,000 |  |  | 64,010,000 |  |  | 247,440,000 |  |  |
Net income |  | 3,468,000 |  |  | 7,826,000 |  |  | 7,612,000 |  |  | 6,135,000 |  |  | 25,041,000 |  |  |
Diluted income per share |  | 0.14 |  |  | 0.32 |  |  | 0.31 |  |  | 0.25 |  |  | 1.03 |  |  | *
* The per share information is computed independently for each quarter and the full year based on the respective weighted average number of common shares outstanding. Therefore, income per share information for the full fiscal year may not equal the total of the quarters within the year.

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- Definition The entire disclosure for quarterly financial data. Includes, but is not limited to, tabular presentation of financial information for fiscal quarters, effect of year-end adjustments, and an explanation of matters or transactions that affect comparability of the information. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -URI http://asc.fasb.org/topic&trid=2126967 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 270 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=124502072&loc=SL124452896-108306 + Details
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