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Quarterly Financial Summary (Tables) | 12 Months Ended
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Sep. 30, 2016
Quarterly Financial Summary [Abstract] |
Schedule Of Quarterly Operating Results |
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿ | First Quarter | Second Quarter | Third Quarter | Fourth Quarter
﻿(thousands, except per share data) | 2016 | 2015 | 2016 | 2015 | 2016 | 2015 | 2016 | 2015
﻿ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Net sales | $ | 85,298 | $ | 70,822 | $ | 134,192 | $ | 133,111 | $ | 139,300 | $ | 140,883 | $ | 74,937 | $ | 85,673
﻿Gross profit |  | 33,299 |  | 27,334 |  | 54,995 |  | 51,936 |  | 59,283 |  | 58,752 |  | 28,885 |  | 33,711
﻿Operating profit (loss) |  | (900) |  | (7,331) |  | 15,138 |  | 7,623 |  | 13,583 |  | 16,421 |  | (4,927) |  | 1,140
﻿Income (loss) before income taxes |  | (519) |  | (6,924) |  | 14,669 |  | 6,820 |  | 13,865 |  | 16,101 |  | (4,360) |  | (244)
﻿Income tax expense (benefit) |  | 15 |  | (2,730) |  | 5,348 |  | 3,174 |  | 7,024 |  | 6,104 |  | (2,233) |  | (1,411)
﻿Net income (loss) | $ | (534) | $ | (4,194) | $ | 9,321 | $ | 3,646 | $ | 6,841 | $ | 9,997 | $ | (2,127) | $ | 1,167
﻿Net income (loss) per common share - Basic: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Class A | $ | (0.05) | $ | (0.42) | $ | 0.94 | $ | 0.37 | $ | 0.69 | $ | 1.01 | $ | (0.21) | $ | 0.12
﻿Class B | $ | (0.05) | $ | (0.42) | $ | 0.86 | $ | 0.34 | $ | 0.63 | $ | 0.92 | $ | (0.21) | $ | 0.11
﻿Net income (loss) per common share - Diluted: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
﻿Class A | $ | (0.05) | $ | (0.42) | $ | 0.93 | $ | 0.36 | $ | 0.68 | $ | 1.00 | $ | (0.21) | $ | 0.12
﻿Class B | $ | (0.05) | $ | (0.42) | $ | 0.93 | $ | 0.36 | $ | 0.68 | $ | 1.00 | $ | (0.21) | $ | 0.12
﻿

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- Definition Tabular disclosure of quarterly financial data. Includes, but is not limited to, financial information for fiscal quarters, 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=68076893&loc=d3e1280-108306 + Details
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