Schedule II - Valuation and Qualifying Accounts and Reserves (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Valuation and Qualifying Accounts and Reserves [Table Text Block]

	COLUMN A BALANCE, AT BEGINNING OF YEAR		COLUMN B CHARGED TO COSTS AND EXPENSES (A)			COLUMN C CHARGED TO OTHER ACCOUNTS		COLUMN D DEDUCTIONS (DESCRIBE) (B)		COLUMN E BALANCE, AT END OF YEAR
	(in thousands)
Allowance for Doubtful Accounts:
Year Ended:
December 31, 2017	$	3,780	$	635		$	0	$	922	$	3,493
January 1, 2017		4,479		(243	)		0		456		3,780
January 3, 2016		5,896		212			0		1,629		4,479

	COLUMN A BALANCE, AT BEGINNING OF YEAR		COLUMN B CHARGED TO COSTS AND EXPENSES (A)			COLUMN C CHARGED TO OTHER ACCOUNTS(B)		COLUMN D DEDUCTIONS (DESCRIBE) (C)		COLUMN E BALANCE, AT END OF YEAR
	(in thousands)
Restructuring Reserve:
Year Ended:
December 31, 2017	$	10,291	$	3,999		$	3,300	$	3,724	$	2,568
January 1, 2017		104		11,769			8,019		1,582		10,291
January 3, 2016		7,179		(481	)		0		6,594		104

	COLUMN A BALANCE, AT BEGINNING OF YEAR		COLUMN B CHARGED TO COSTS AND EXPENSES (A)		COLUMN C CHARGED TO OTHER ACCOUNTS		COLUMN D DEDUCTIONS (DESCRIBE) (B)		COLUMN E BALANCE, AT END OF YEAR
	(in thousands)
Warranty and Sales Allowances Reserves :
Year ended :
December 31, 2017	$	5,529	$	2,071	$	0	$	3,489	$	4,111
January 1, 2017		4,759		3,149		0		2,379		5,529
January 3, 2016		3,954		2,584		0		1,779		4,759