Certain Significant Estimates (Tables)

12 Months Ended

Dec. 28, 2019

Product Warranty

Valuation and Qualifying Accounts Disclosure [Line Items]

Valuation and qualifying accounts

Changes in product warranty were as follows:

In Thousands	2019		2018		2017
Beginning balance	$	702	$	691	$	876
Additions		1,736		1,448		1,036
Deductions		(1,750)		(1,437)		(1,221)
Ending balance	$	688	$	702	$	691

Inventory Valuation Reserves

Valuation and Qualifying Accounts Disclosure [Line Items]

Valuation and qualifying accounts

Changes in inventory valuation reserves were as follows:

In Thousands	2019		2018		2017
Beginning balance	$	456	$	504	$	415
Additions		756		383		288
Deductions		(426)		(431)		(199)
Ending balance	$	786	$	456	$	504

Allowance for Doubtful Accounts

Valuation and Qualifying Accounts Disclosure [Line Items]

Valuation and qualifying accounts

Changes in allowance for doubtful accounts were as follows:

In Thousands	2019		2018		2017
Beginning balance	$	532	$	623	$	910
Additions		322		155		775
Deductions		(371)		(246)		(1,062)
Ending balance	$	483	$	532	$	623

Reserve For Customer Allowances

Valuation and Qualifying Accounts Disclosure [Line Items]

Valuation and qualifying accounts

Changes in customer allowances for advertising subsidies, volume rebates and catalog allowances were as follows:

In Thousands	2019		2018		2017
Beginning balance	$	1,550	$	3,357	$	2,777
Additions		7,292		6,575		6,608
Deductions		(7,550)		(8,382)		(6,028)
Ending balance	$	1,292	$	1,550	$	3,357