Note 19 - Information on Industry Segments (Details) (USD $)	12 Months Ended
Sep. 27, 2014	Sep. 28, 2013	Sep. 29, 2012
Net sales	$ 55,857,375us-gaap_Revenues	$ 73,833,549us-gaap_Revenues	$ 76,146,423us-gaap_Revenues
Operating profit	4,224,602span_OperatingProfitLoss	7,955,379span_OperatingProfitLoss	8,147,375span_OperatingProfitLoss
Other income (expense)	18,187us-gaap_OtherNonoperatingIncomeExpense	(9,022)us-gaap_OtherNonoperatingIncomeExpense	(44,092)us-gaap_OtherNonoperatingIncomeExpense
Income before income taxes	3,628,767	7,285,417	7,465,973
Identifiable assets	35,846,834us-gaap_Assets	36,376,628us-gaap_Assets	37,647,766us-gaap_Assets
Property and Equipment, net	4,888,096us-gaap_PropertyPlantAndEquipmentNet	5,136,535us-gaap_PropertyPlantAndEquipmentNet	5,390,675us-gaap_PropertyPlantAndEquipmentNet
Goodwill	4,291,843us-gaap_Goodwill	4,487,546us-gaap_Goodwill	4,610,615us-gaap_Goodwill
Intangibles, net	2,860,260	3,430,349	3,990,887
Canada [Member]
Net sales	5,922,543	7,506,498	7,920,424
Property and Equipment, net	706,735	620,833	347,415
Goodwill	2,367,712	2,563,415	2,686,484
Intangibles, net	2,556,804	3,103,884	3,676,962
Other Areas [Member]
Net sales	130,173	104,184	244,067
United States [Member]
Net sales	49,804,659	66,222,867	67,981,932
Property and Equipment, net	4,181,361	4,515,702	5,043,260
Goodwill	1,924,131	1,924,131	1,924,131
Intangibles, net	303,456	326,465	313,925
Corporate Segment [Member]
Corporate expense	(614,022)	(660,940)	(637,310)
Identifiable assets	9,633,841	8,095,020	4,802,460
Custom products	409	409	303
Medical	670,845	557,863	684,327
Custom Products [Member]
Net sales	13,522,479	26,301,873	29,694,415
Operating profit	257,997	2,509,105	2,797,465
Identifiable assets	3,991,467	5,769,403	9,030,782
Custom products	218,234	296,754	336,114
Medical	75,843	80,935	206,669
Medical [Member]
Net sales	42,334,896	47,531,676	46,452,008
Operating profit	3,966,605	5,446,274	5,349,910
Identifiable assets	22,221,526	22,512,205	23,814,524
Medical	$ 595,002	$ 476,928	$ 477,658

Operating profit loss.

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Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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Sum of operating profit and nonoperating income or expense before Income or Loss from equity method investments, income taxes, extraordinary items, and noncontrolling interest.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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This element represents a sum total of expenses not separately reflected on the income statement for the period.

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The net amount of other income and expense amounts, the components of which are not separately disclosed on the income statement, resulting from ancillary business-related activities (that is, excluding major activities considered part of the normal operations of the business) also known as other nonoperating income (expense) recognized for the period. Such amounts may include: (a) dividends, (b) interest on securities, (c) net gains or losses on securities, (d) unusual costs, (e) gains or losses on foreign exchange transactions, and (f) miscellaneous other income and expense items.

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Amount of acquisition of long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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