Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method	6 Months Ended
	Jun. 28, 2013
Building [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	20
Equipment [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	-
Equipment [Member] | Minimum [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	3
Equipment [Member] | Maximum [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	10
Furniture and Fixtures [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	-
Furniture and Fixtures [Member] | Minimum [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	3
Furniture and Fixtures [Member] | Maximum [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	7
Computer Equipment [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	-
Computer Equipment [Member] | Minimum [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	1
Computer Equipment [Member] | Maximum [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	7
Leasehold Improvements [Member]
Note 2 - Significant Accounting Policies (Details) - Table of Useful Lives Used in Depreciation of Assets, Straight-Line Method [Line Items]
Estimated useful life	Lease term