Nature of Operations and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 26, 2015

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Condensed Cash Flow Statement [Table Text Block]

The impact of revising our Statements of Cash Flows for the specified prior periods are as follows:

Year Ended December 27, 2014	As Previously Reported		Revision		As Revised
In Thousands
Net cash provided by operating activities	$	18,377	$	919	$	19,296
Net cash used in investing activities		(5,795)		(919)		(6,714)

Year Ended December 28, 2013	As Previously Reported		Revision		As Revised
In Thousands
Net cash provided by operating activities	$	8,390	$	617	$	9,007
Net cash used in investing activities		(8,722)		(617)		(9,339)

Schedule of Inventory, Current [Table Text Block]

Inventories, net of the valuation reserve, at fiscal year-ends were as follows:

In Thousands	2015		2014
Raw materials	$	3,621	$	3,950
Work in process		4,297		3,967
Finished goods		17,944		15,858
	$	25,862	$	23,775

Property, Plant and Equipment [Table Text Block]

Property, plant and equipment consist of the following:

In Thousands	2015		2014
Land	$	2,049	$	2,049
Buildings and leasehold improvements		18,964		16,951
Machinery and equipment		22,179		19,852
Total cost		43,192		38,852
Accumulated depreciation and amortization		(28,829)		(27,256)
	$	14,363	$	11,596

Investments in and Advances to Affiliates [Table Text Block]

Investments are composed of the following:

In Thousands	2015		2014
Non-marketable equity investments (equity method)	$	19,644	$	18,949

Schedule of Other Nonoperating Income, by Component [Table Text Block]

The components of Other Income are as follows:

In Thousands	2015		2014		2013
Proceeds from insurance for involuntary conversion	$	—	$	603		—
Rent income from real estate		212		106		—
Other		121		94		—
	$	333	$	803	$	—