Condensed Consolidated Statements of Operations (Unaudited) (USD $)	3 Months Ended
Feb. 28, 2015	Feb. 28, 2014
Sales	$ 7,289,129us-gaap_SalesRevenueNet	$ 6,237,336us-gaap_SalesRevenueNet
Cost of goods sold	5,236,994us-gaap_CostOfGoodsSold	4,896,923us-gaap_CostOfGoodsSold
Gross profit	2,052,135us-gaap_GrossProfit	1,340,413us-gaap_GrossProfit
Expenses:
Engineering	115,679artw_EngineeringExpense	113,539artw_EngineeringExpense
Selling	564,714us-gaap_SellingAndMarketingExpense	536,149us-gaap_SellingAndMarketingExpense
General and administrative	1,042,593us-gaap_GeneralAndAdministrativeExpense	985,661us-gaap_GeneralAndAdministrativeExpense
Total expenses	1,722,986us-gaap_OperatingExpenses	1,635,349us-gaap_OperatingExpenses
Income (loss) from operations	329,149us-gaap_OperatingIncomeLoss	(294,936)us-gaap_OperatingIncomeLoss
Other income (expense):
Interest expense	(79,485)us-gaap_InterestExpense	(53,939)us-gaap_InterestExpense
Other	(4,864)us-gaap_OtherNonoperatingIncomeExpense	5,675us-gaap_OtherNonoperatingIncomeExpense
Total other income (expense)	(84,349)us-gaap_NonoperatingIncomeExpense	(48,264)us-gaap_NonoperatingIncomeExpense
Income (loss) before income taxes	244,800	(343,200)
Income tax expense (benefit)	76,605us-gaap_IncomeTaxExpenseBenefit	(84,888)us-gaap_IncomeTaxExpenseBenefit
Net income (loss)	$ 168,195us-gaap_NetIncomeLoss	$ (258,312)us-gaap_NetIncomeLoss
Net income per share:
Basic net income (loss) per share (in dollars per share)	$ 0.04us-gaap_EarningsPerShareBasic	$ (0.06)us-gaap_EarningsPerShareBasic
Diluted net income (loss) per share (in dollars per share)	$ 0.04us-gaap_EarningsPerShareDiluted	$ (0.06)us-gaap_EarningsPerShareDiluted
Weighted average outstanding shares used to compute basic net income per share (in shares)	4,050,507	4,046,552
Weighted average outstanding shares used to compute diluted net income per share (in shares)	4,051,754	4,046,552

The aggregate costs incurred in engineering manufactured goods.

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