|
Valuation Accounts (Details) (USD $)
|
12 Months Ended | ||
|---|---|---|---|
|
Nov. 30, 2013
|
Nov. 30, 2012
|
Nov. 30, 2011
|
|
| Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning Of Year | $ 2,345,628 | $ 2,559,048 | $ 3,041,797 |
| Additions Charged To Costs and Expenses | 8,259,322 | 9,816,568 | 12,368,013 |
| Deductions | 8,487,876 | 10,029,988 | 12,850,762 |
| Balance At End Of Year | 2,117,074 | 2,345,628 | 2,559,048 |
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Allowance for cooperative advertising [Member]
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|||
| Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning Of Year | 1,212,067 | 1,561,215 | 1,778,547 |
| Additions Charged To Costs and Expenses | 1,862,856 | 5,141,552 | 8,503,422 |
| Deductions | 2,039,125 | 5,490,700 | 8,720,754 |
| Balance At End Of Year | 1,035,798 | 1,212,067 | 1,561,215 |
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Allowance for doubtful accounts [Member]
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|||
| Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning Of Year | 26,340 | 53,191 | 24,739 |
| Additions Charged To Costs and Expenses | 55,204 | (26,851) | 28,606 |
| Deductions | 25,032 | 0 | 154 |
| Balance At End Of Year | 56,512 | 26,340 | 53,191 |
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Reserve for returns and allowances [Member]
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|||
| Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning Of Year | 1,107,221 | 944,642 | 1,238,511 |
| Additions Charged To Costs and Expenses | 6,341,262 | 4,701,867 | 3,835,985 |
| Deductions | 6,423,719 | 4,539,288 | 4,129,854 |
| Balance At End Of Year | 1,024,764 | 1,107,221 | 944,642 |
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Accrual for returns included in accrued liabilities [Member]
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|||
| Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning Of Year | 665,185 | 1,069,661 | 1,316,589 |
| Additions Charged To Costs and Expenses | 1,045,458 | 0 | (246,928) |
| Deductions | 665,224 | 404,477 | 0 |
| Balance At End Of Year | 1,045,419 | 665,185 | 1,069,661 |
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Accrual for cooperative advertising in accrued liabilities [Member]
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|||
| Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning Of Year | 2,471,174 | 2,015,217 | 1,610,236 |
| Additions Charged To Costs and Expenses | 3,218,259 | 2,975,136 | 1,822,527 |
| Deductions | 2,471,174 | 2,519,179 | 1,417,546 |
| Balance At End Of Year | 3,218,259 | 2,471,174 | 2,015,217 |
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Reserve for inventory obsolescence [Member]
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| Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance at Beginning Of Year | 671,609 | 892,226 | 1,372,798 |
| Additions Charged To Costs and Expenses | 2,903,499 | 707,674 | 462,131 |
| Deductions | 544,802 | 928,291 | 942,703 |
| Balance At End Of Year | $ 3,030,306 | $ 671,609 | $ 892,226 |